29980860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:85

約数の個数: 288

約数和(自身を含む): 115530240

約数和(自身を除く): 85549380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 17, 19, 20, 21, 26, 28, 30, 34, 35, 38, 39, 42, 51, 52, 57, 60, 65, 68, 70, 76, 78, 84, 85, 91, 95, 102, 105, 114, 119, 130, 133, 140, 156, 170, 182, 190, 195, 204, 210, 221, 228, 238, 247, 255, 260, 266, 273, 285, 289, 323, 340, 357, 364, 380, 390, 399, 420, 442, 455, 476, 494, 510, 532, 546, 570, 578, 595, 646, 663, 665, 714, 741, 780, 798, 867, 884, 910, 969, 988, 1020, 1092, 1105, 1140, 1156, 1190, 1235, 1292, 1326, 1330, 1365, 1428, 1445, 1482, 1547, 1596, 1615, 1729, 1734, 1785, 1820, 1938, 1995, 2023, 2210, 2261, 2380, 2470, 2652, 2660, 2730, 2890, 2964, 3094, 3230, 3315, 3458, 3468, 3570, 3705, 3757, 3876, 3990, 4046, 4199, 4335, 4420, 4522, 4641, 4845, 4940, 5187, 5460, 5491, 5780, 6069, 6188, 6460, 6630, 6783, 6916, 7140, 7410, 7514, 7735, 7980, 8092, 8398, 8645, 8670, 9044, 9282, 9690, 10115, 10374, 10982, 11271, 11305, 12138, 12597, 13260, 13566, 14820, 15028, 15470, 16473, 16796, 17290, 17340, 18564, 18785, 19380, 20230, 20748, 20995, 21964, 22542, 22610, 23205, 24276, 25194, 25935, 26299, 27132, 27455, 29393, 30345, 30940, 32946, 33915, 34580, 37570, 38437, 40460, 41990, 45084, 45220, 46410, 50388, 51870, 52598, 54910, 56355, 58786, 60690, 62985, 65892, 67830, 71383, 75140, 76874, 78897, 82365, 83980, 88179, 92820, 103740, 105196, 109820, 112710, 115311, 117572, 121380, 125970, 131495, 135660, 142766, 146965, 153748, 157794, 164730, 176358, 192185, 214149, 225420, 230622, 251940, 262990, 285532, 293930, 315588, 329460, 352716, 356915, 384370, 394485, 428298, 440895, 461244, 499681, 525980, 576555, 587860, 713830, 768740, 788970, 856596, 881790, 999362, 1070745, 1153110, 1427660, 1499043, 1577940, 1763580, 1998724, 2141490, 2306220, 2498405, 2998086, 4282980, 4996810, 5996172, 7495215, 9993620, 14990430, 29980860]

約数ペア:

[(1, 29980860), (2, 14990430), (3, 9993620), (4, 7495215), (5, 5996172), (6, 4996810), (7, 4282980), (10, 2998086), (12, 2498405), (13, 2306220), (14, 2141490), (15, 1998724), (17, 1763580), (19, 1577940), (20, 1499043), (21, 1427660), (26, 1153110), (28, 1070745), (30, 999362), (34, 881790), (35, 856596), (38, 788970), (39, 768740), (42, 713830), (51, 587860), (52, 576555), (57, 525980), (60, 499681), (65, 461244), (68, 440895), (70, 428298), (76, 394485), (78, 384370), (84, 356915), (85, 352716), (91, 329460), (95, 315588), (102, 293930), (105, 285532), (114, 262990), (119, 251940), (130, 230622), (133, 225420), (140, 214149), (156, 192185), (170, 176358), (182, 164730), (190, 157794), (195, 153748), (204, 146965), (210, 142766), (221, 135660), (228, 131495), (238, 125970), (247, 121380), (255, 117572), (260, 115311), (266, 112710), (273, 109820), (285, 105196), (289, 103740), (323, 92820), (340, 88179), (357, 83980), (364, 82365), (380, 78897), (390, 76874), (399, 75140), (420, 71383), (442, 67830), (455, 65892), (476, 62985), (494, 60690), (510, 58786), (532, 56355), (546, 54910), (570, 52598), (578, 51870), (595, 50388), (646, 46410), (663, 45220), (665, 45084), (714, 41990), (741, 40460), (780, 38437), (798, 37570), (867, 34580), (884, 33915), (910, 32946), (969, 30940), (988, 30345), (1020, 29393), (1092, 27455), (1105, 27132), (1140, 26299), (1156, 25935), (1190, 25194), (1235, 24276), (1292, 23205), (1326, 22610), (1330, 22542), (1365, 21964), (1428, 20995), (1445, 20748), (1482, 20230), (1547, 19380), (1596, 18785), (1615, 18564), (1729, 17340), (1734, 17290), (1785, 16796), (1820, 16473), (1938, 15470), (1995, 15028), (2023, 14820), (2210, 13566), (2261, 13260), (2380, 12597), (2470, 12138), (2652, 11305), (2660, 11271), (2730, 10982), (2890, 10374), (2964, 10115), (3094, 9690), (3230, 9282), (3315, 9044), (3458, 8670), (3468, 8645), (3570, 8398), (3705, 8092), (3757, 7980), (3876, 7735), (3990, 7514), (4046, 7410), (4199, 7140), (4335, 6916), (4420, 6783), (4522, 6630), (4641, 6460), (4845, 6188), (4940, 6069), (5187, 5780), (5460, 5491)]