20175403140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{98407}}^1$

素因数の和:98506

約数の個数: 144

約数和(自身を含む): 65766460032

約数和(自身を除く): 45591056892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 67, 68, 85, 90, 102, 134, 153, 170, 180, 201, 204, 255, 268, 306, 335, 340, 402, 510, 603, 612, 670, 765, 804, 1005, 1020, 1139, 1206, 1340, 1530, 2010, 2278, 2412, 3015, 3060, 3417, 4020, 4556, 5695, 6030, 6834, 10251, 11390, 12060, 13668, 17085, 20502, 22780, 34170, 41004, 51255, 68340, 98407, 102510, 196814, 205020, 295221, 393628, 492035, 590442, 885663, 984070, 1180884, 1476105, 1672919, 1771326, 1968140, 2952210, 3345838, 3542652, 4428315, 5018757, 5904420, 6593269, 6691676, 8364595, 8856630, 10037514, 13186538, 15056271, 16729190, 17713260, 19779807, 20075028, 25093785, 26373076, 30112542, 32966345, 33458380, 39559614, 50187570, 59339421, 60225084, 65932690, 75281355, 79119228, 98899035, 100375140, 112085573, 118678842, 131865380, 150562710, 197798070, 224171146, 237357684, 296697105, 301125420, 336256719, 395596140, 448342292, 560427865, 593394210, 672513438, 1008770157, 1120855730, 1186788420, 1345026876, 1681283595, 2017540314, 2241711460, 3362567190, 4035080628, 5043850785, 6725134380, 10087701570, 20175403140]

約数ペア:

[(1, 20175403140), (2, 10087701570), (3, 6725134380), (4, 5043850785), (5, 4035080628), (6, 3362567190), (9, 2241711460), (10, 2017540314), (12, 1681283595), (15, 1345026876), (17, 1186788420), (18, 1120855730), (20, 1008770157), (30, 672513438), (34, 593394210), (36, 560427865), (45, 448342292), (51, 395596140), (60, 336256719), (67, 301125420), (68, 296697105), (85, 237357684), (90, 224171146), (102, 197798070), (134, 150562710), (153, 131865380), (170, 118678842), (180, 112085573), (201, 100375140), (204, 98899035), (255, 79119228), (268, 75281355), (306, 65932690), (335, 60225084), (340, 59339421), (402, 50187570), (510, 39559614), (603, 33458380), (612, 32966345), (670, 30112542), (765, 26373076), (804, 25093785), (1005, 20075028), (1020, 19779807), (1139, 17713260), (1206, 16729190), (1340, 15056271), (1530, 13186538), (2010, 10037514), (2278, 8856630), (2412, 8364595), (3015, 6691676), (3060, 6593269), (3417, 5904420), (4020, 5018757), (4556, 4428315), (5695, 3542652), (6030, 3345838), (6834, 2952210), (10251, 1968140), (11390, 1771326), (12060, 1672919), (13668, 1476105), (17085, 1180884), (20502, 984070), (22780, 885663), (34170, 590442), (41004, 492035), (51255, 393628), (68340, 295221), (98407, 205020), (102510, 196814)]