2154931740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{2551}}^1$

素因数の和:2617

約数の個数: 216

約数和(自身を含む): 7432352928

約数和(自身を除く): 5277421188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 361, 380, 390, 468, 494, 570, 585, 684, 722, 741, 780, 855, 988, 1083, 1140, 1170, 1235, 1444, 1482, 1710, 1805, 2166, 2223, 2340, 2470, 2551, 2964, 3249, 3420, 3610, 3705, 4332, 4446, 4693, 4940, 5102, 5415, 6498, 7220, 7410, 7653, 8892, 9386, 10204, 10830, 11115, 12755, 12996, 14079, 14820, 15306, 16245, 18772, 21660, 22230, 22959, 23465, 25510, 28158, 30612, 32490, 33163, 38265, 42237, 44460, 45918, 46930, 48469, 51020, 56316, 64980, 66326, 70395, 76530, 84474, 91836, 93860, 96938, 99489, 114795, 132652, 140790, 145407, 153060, 165815, 168948, 193876, 198978, 211185, 229590, 242345, 281580, 290814, 298467, 331630, 397956, 422370, 436221, 459180, 484690, 497445, 581628, 596934, 630097, 663260, 727035, 844740, 872442, 920911, 969380, 994890, 1193868, 1260194, 1454070, 1492335, 1744884, 1841822, 1890291, 1989780, 2181105, 2520388, 2762733, 2908140, 2984670, 3150485, 3683644, 3780582, 4362210, 4604555, 5525466, 5670873, 5969340, 6300970, 7561164, 8288199, 8724420, 9209110, 9451455, 11050932, 11341746, 11971843, 12601940, 13813665, 16576398, 18418220, 18902910, 22683492, 23943686, 27627330, 28354365, 33152796, 35915529, 37805820, 41440995, 47887372, 55254660, 56708730, 59859215, 71831058, 82881990, 107746587, 113417460, 119718430, 143662116, 165763980, 179577645, 215493174, 239436860, 359155290, 430986348, 538732935, 718310580, 1077465870, 2154931740]

約数ペア:

[(1, 2154931740), (2, 1077465870), (3, 718310580), (4, 538732935), (5, 430986348), (6, 359155290), (9, 239436860), (10, 215493174), (12, 179577645), (13, 165763980), (15, 143662116), (18, 119718430), (19, 113417460), (20, 107746587), (26, 82881990), (30, 71831058), (36, 59859215), (38, 56708730), (39, 55254660), (45, 47887372), (52, 41440995), (57, 37805820), (60, 35915529), (65, 33152796), (76, 28354365), (78, 27627330), (90, 23943686), (95, 22683492), (114, 18902910), (117, 18418220), (130, 16576398), (156, 13813665), (171, 12601940), (180, 11971843), (190, 11341746), (195, 11050932), (228, 9451455), (234, 9209110), (247, 8724420), (260, 8288199), (285, 7561164), (342, 6300970), (361, 5969340), (380, 5670873), (390, 5525466), (468, 4604555), (494, 4362210), (570, 3780582), (585, 3683644), (684, 3150485), (722, 2984670), (741, 2908140), (780, 2762733), (855, 2520388), (988, 2181105), (1083, 1989780), (1140, 1890291), (1170, 1841822), (1235, 1744884), (1444, 1492335), (1482, 1454070), (1710, 1260194), (1805, 1193868), (2166, 994890), (2223, 969380), (2340, 920911), (2470, 872442), (2551, 844740), (2964, 727035), (3249, 663260), (3420, 630097), (3610, 596934), (3705, 581628), (4332, 497445), (4446, 484690), (4693, 459180), (4940, 436221), (5102, 422370), (5415, 397956), (6498, 331630), (7220, 298467), (7410, 290814), (7653, 281580), (8892, 242345), (9386, 229590), (10204, 211185), (10830, 198978), (11115, 193876), (12755, 168948), (12996, 165815), (14079, 153060), (14820, 145407), (15306, 140790), (16245, 132652), (18772, 114795), (21660, 99489), (22230, 96938), (22959, 93860), (23465, 91836), (25510, 84474), (28158, 76530), (30612, 70395), (32490, 66326), (33163, 64980), (38265, 56316), (42237, 51020), (44460, 48469), (45918, 46930)]