1213198020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:232

約数の個数: 288

約数和(自身を含む): 4102640640

約数和(自身を除く): 2889442620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 31, 36, 45, 46, 54, 60, 62, 69, 90, 92, 93, 108, 115, 124, 135, 137, 138, 155, 180, 186, 207, 230, 270, 274, 276, 279, 310, 345, 372, 411, 414, 460, 465, 529, 540, 548, 558, 620, 621, 685, 690, 713, 822, 828, 837, 930, 1035, 1058, 1116, 1233, 1242, 1370, 1380, 1395, 1426, 1587, 1644, 1674, 1860, 2055, 2070, 2116, 2139, 2466, 2484, 2645, 2740, 2790, 2852, 3105, 3151, 3174, 3348, 3565, 3699, 4110, 4140, 4185, 4247, 4278, 4761, 4932, 5290, 5580, 6165, 6210, 6302, 6348, 6417, 7130, 7398, 7935, 8220, 8370, 8494, 8556, 9453, 9522, 10580, 10695, 12330, 12420, 12604, 12741, 12834, 14260, 14283, 14796, 15755, 15870, 16399, 16740, 16988, 18495, 18906, 19044, 19251, 21235, 21390, 23805, 24660, 25482, 25668, 28359, 28566, 31510, 31740, 32085, 32798, 36990, 37812, 38223, 38502, 42470, 42780, 47265, 47610, 49197, 50964, 56718, 57132, 63020, 63705, 64170, 65596, 71415, 72473, 73980, 76446, 77004, 81995, 84940, 85077, 94530, 95220, 96255, 97681, 98394, 113436, 114669, 127410, 128340, 141795, 142830, 144946, 147591, 152892, 163990, 170154, 189060, 191115, 192510, 195362, 196788, 217419, 229338, 245985, 254820, 283590, 285660, 289892, 293043, 295182, 327980, 340308, 362365, 382230, 385020, 390724, 425385, 434838, 442773, 458676, 488405, 491970, 567180, 573345, 586086, 590364, 652257, 724730, 737955, 764460, 850770, 869676, 879129, 885546, 976810, 983940, 1087095, 1146690, 1172172, 1304514, 1449460, 1465215, 1475910, 1701540, 1758258, 1771092, 1953620, 1956771, 2174190, 2213865, 2246663, 2293380, 2609028, 2637387, 2930430, 2951820, 3261285, 3516516, 3913542, 4348380, 4395645, 4427730, 4493326, 5274774, 5860860, 6522570, 6739989, 7827084, 8791290, 8855460, 8986652, 9783855, 10549548, 11233315, 13045140, 13186935, 13479978, 17582580, 19567710, 20219967, 22466630, 26373870, 26959956, 33699945, 39135420, 40439934, 44933260, 52747740, 60659901, 67399890, 80879868, 101099835, 121319802, 134799780, 202199670, 242639604, 303299505, 404399340, 606599010, 1213198020]

約数ペア:

[(1, 1213198020), (2, 606599010), (3, 404399340), (4, 303299505), (5, 242639604), (6, 202199670), (9, 134799780), (10, 121319802), (12, 101099835), (15, 80879868), (18, 67399890), (20, 60659901), (23, 52747740), (27, 44933260), (30, 40439934), (31, 39135420), (36, 33699945), (45, 26959956), (46, 26373870), (54, 22466630), (60, 20219967), (62, 19567710), (69, 17582580), (90, 13479978), (92, 13186935), (93, 13045140), (108, 11233315), (115, 10549548), (124, 9783855), (135, 8986652), (137, 8855460), (138, 8791290), (155, 7827084), (180, 6739989), (186, 6522570), (207, 5860860), (230, 5274774), (270, 4493326), (274, 4427730), (276, 4395645), (279, 4348380), (310, 3913542), (345, 3516516), (372, 3261285), (411, 2951820), (414, 2930430), (460, 2637387), (465, 2609028), (529, 2293380), (540, 2246663), (548, 2213865), (558, 2174190), (620, 1956771), (621, 1953620), (685, 1771092), (690, 1758258), (713, 1701540), (822, 1475910), (828, 1465215), (837, 1449460), (930, 1304514), (1035, 1172172), (1058, 1146690), (1116, 1087095), (1233, 983940), (1242, 976810), (1370, 885546), (1380, 879129), (1395, 869676), (1426, 850770), (1587, 764460), (1644, 737955), (1674, 724730), (1860, 652257), (2055, 590364), (2070, 586086), (2116, 573345), (2139, 567180), (2466, 491970), (2484, 488405), (2645, 458676), (2740, 442773), (2790, 434838), (2852, 425385), (3105, 390724), (3151, 385020), (3174, 382230), (3348, 362365), (3565, 340308), (3699, 327980), (4110, 295182), (4140, 293043), (4185, 289892), (4247, 285660), (4278, 283590), (4761, 254820), (4932, 245985), (5290, 229338), (5580, 217419), (6165, 196788), (6210, 195362), (6302, 192510), (6348, 191115), (6417, 189060), (7130, 170154), (7398, 163990), (7935, 152892), (8220, 147591), (8370, 144946), (8494, 142830), (8556, 141795), (9453, 128340), (9522, 127410), (10580, 114669), (10695, 113436), (12330, 98394), (12420, 97681), (12604, 96255), (12741, 95220), (12834, 94530), (14260, 85077), (14283, 84940), (14796, 81995), (15755, 77004), (15870, 76446), (16399, 73980), (16740, 72473), (16988, 71415), (18495, 65596), (18906, 64170), (19044, 63705), (19251, 63020), (21235, 57132), (21390, 56718), (23805, 50964), (24660, 49197), (25482, 47610), (25668, 47265), (28359, 42780), (28566, 42470), (31510, 38502), (31740, 38223), (32085, 37812), (32798, 36990)]