21873178860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{5107}}^1$

素因数の和:5185

約数の個数: 288

約数和(自身を含む): 73766058240

約数和(自身を除く): 51892879380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 19, 20, 26, 30, 34, 38, 39, 51, 52, 57, 60, 65, 68, 76, 78, 85, 95, 102, 114, 130, 156, 170, 190, 195, 204, 221, 228, 247, 255, 260, 285, 289, 323, 340, 380, 390, 442, 494, 510, 570, 578, 646, 663, 741, 780, 867, 884, 969, 988, 1020, 1105, 1140, 1156, 1235, 1292, 1326, 1445, 1482, 1615, 1734, 1938, 2210, 2470, 2652, 2890, 2964, 3230, 3315, 3468, 3705, 3757, 3876, 4199, 4335, 4420, 4845, 4940, 5107, 5491, 5780, 6460, 6630, 7410, 7514, 8398, 8670, 9690, 10214, 10982, 11271, 12597, 13260, 14820, 15028, 15321, 16473, 16796, 17340, 18785, 19380, 20428, 20995, 21964, 22542, 25194, 25535, 27455, 30642, 32946, 37570, 41990, 45084, 50388, 51070, 54910, 56355, 61284, 62985, 65892, 66391, 71383, 75140, 76605, 82365, 83980, 86819, 97033, 102140, 109820, 112710, 125970, 132782, 142766, 153210, 164730, 173638, 194066, 199173, 214149, 225420, 251940, 260457, 265564, 285532, 291099, 306420, 329460, 331955, 347276, 356915, 388132, 398346, 428298, 434095, 485165, 520914, 582198, 663910, 713830, 796692, 856596, 868190, 970330, 995865, 1041828, 1070745, 1128647, 1164396, 1261429, 1302285, 1327820, 1427660, 1455495, 1475923, 1649561, 1736380, 1940660, 1991730, 2141490, 2257294, 2522858, 2604570, 2910990, 2951846, 3299122, 3385941, 3784287, 3983460, 4282980, 4427769, 4514588, 4948683, 5045716, 5209140, 5643235, 5821980, 5903692, 6307145, 6598244, 6771882, 7379615, 7568574, 8247805, 8855538, 9897366, 11286470, 12614290, 13543764, 14759230, 15137148, 16495610, 16929705, 17711076, 18921435, 19186999, 19794732, 21444293, 22138845, 22572940, 24743415, 25228580, 28042537, 29518460, 32991220, 33859410, 37842870, 38373998, 42888586, 44277690, 49486830, 56085074, 57560997, 64332879, 67718820, 75685740, 76747996, 84127611, 85777172, 88555380, 95934995, 98973660, 107221465, 112170148, 115121994, 128665758, 140212685, 168255222, 191869990, 214442930, 230243988, 257331516, 280425370, 287804985, 321664395, 336510444, 364552981, 383739980, 420638055, 428885860, 560850740, 575609970, 643328790, 729105962, 841276110, 1093658943, 1151219940, 1286657580, 1458211924, 1682552220, 1822764905, 2187317886, 3645529810, 4374635772, 5468294715, 7291059620, 10936589430, 21873178860]

約数ペア:

[(1, 21873178860), (2, 10936589430), (3, 7291059620), (4, 5468294715), (5, 4374635772), (6, 3645529810), (10, 2187317886), (12, 1822764905), (13, 1682552220), (15, 1458211924), (17, 1286657580), (19, 1151219940), (20, 1093658943), (26, 841276110), (30, 729105962), (34, 643328790), (38, 575609970), (39, 560850740), (51, 428885860), (52, 420638055), (57, 383739980), (60, 364552981), (65, 336510444), (68, 321664395), (76, 287804985), (78, 280425370), (85, 257331516), (95, 230243988), (102, 214442930), (114, 191869990), (130, 168255222), (156, 140212685), (170, 128665758), (190, 115121994), (195, 112170148), (204, 107221465), (221, 98973660), (228, 95934995), (247, 88555380), (255, 85777172), (260, 84127611), (285, 76747996), (289, 75685740), (323, 67718820), (340, 64332879), (380, 57560997), (390, 56085074), (442, 49486830), (494, 44277690), (510, 42888586), (570, 38373998), (578, 37842870), (646, 33859410), (663, 32991220), (741, 29518460), (780, 28042537), (867, 25228580), (884, 24743415), (969, 22572940), (988, 22138845), (1020, 21444293), (1105, 19794732), (1140, 19186999), (1156, 18921435), (1235, 17711076), (1292, 16929705), (1326, 16495610), (1445, 15137148), (1482, 14759230), (1615, 13543764), (1734, 12614290), (1938, 11286470), (2210, 9897366), (2470, 8855538), (2652, 8247805), (2890, 7568574), (2964, 7379615), (3230, 6771882), (3315, 6598244), (3468, 6307145), (3705, 5903692), (3757, 5821980), (3876, 5643235), (4199, 5209140), (4335, 5045716), (4420, 4948683), (4845, 4514588), (4940, 4427769), (5107, 4282980), (5491, 3983460), (5780, 3784287), (6460, 3385941), (6630, 3299122), (7410, 2951846), (7514, 2910990), (8398, 2604570), (8670, 2522858), (9690, 2257294), (10214, 2141490), (10982, 1991730), (11271, 1940660), (12597, 1736380), (13260, 1649561), (14820, 1475923), (15028, 1455495), (15321, 1427660), (16473, 1327820), (16796, 1302285), (17340, 1261429), (18785, 1164396), (19380, 1128647), (20428, 1070745), (20995, 1041828), (21964, 995865), (22542, 970330), (25194, 868190), (25535, 856596), (27455, 796692), (30642, 713830), (32946, 663910), (37570, 582198), (41990, 520914), (45084, 485165), (50388, 434095), (51070, 428298), (54910, 398346), (56355, 388132), (61284, 356915), (62985, 347276), (65892, 331955), (66391, 329460), (71383, 306420), (75140, 291099), (76605, 285532), (82365, 265564), (83980, 260457), (86819, 251940), (97033, 225420), (102140, 214149), (109820, 199173), (112710, 194066), (125970, 173638), (132782, 164730), (142766, 153210)]