140243220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{821}}^1$

素因数の和:922

約数の個数: 144

約数和(自身を含む): 464969232

約数和(自身を除く): 324726012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 73, 78, 90, 117, 130, 146, 156, 180, 195, 219, 234, 260, 292, 365, 390, 438, 468, 585, 657, 730, 780, 821, 876, 949, 1095, 1170, 1314, 1460, 1642, 1898, 2190, 2340, 2463, 2628, 2847, 3284, 3285, 3796, 4105, 4380, 4745, 4926, 5694, 6570, 7389, 8210, 8541, 9490, 9852, 10673, 11388, 12315, 13140, 14235, 14778, 16420, 17082, 18980, 21346, 24630, 28470, 29556, 32019, 34164, 36945, 42692, 42705, 49260, 53365, 56940, 59933, 64038, 73890, 85410, 96057, 106730, 119866, 128076, 147780, 160095, 170820, 179799, 192114, 213460, 239732, 299665, 320190, 359598, 384228, 480285, 539397, 599330, 640380, 719196, 779129, 898995, 960570, 1078794, 1198660, 1558258, 1797990, 1921140, 2157588, 2337387, 2696985, 3116516, 3595980, 3895645, 4674774, 5393970, 7012161, 7791290, 9349548, 10787940, 11686935, 14024322, 15582580, 23373870, 28048644, 35060805, 46747740, 70121610, 140243220]

約数ペア:

[(1, 140243220), (2, 70121610), (3, 46747740), (4, 35060805), (5, 28048644), (6, 23373870), (9, 15582580), (10, 14024322), (12, 11686935), (13, 10787940), (15, 9349548), (18, 7791290), (20, 7012161), (26, 5393970), (30, 4674774), (36, 3895645), (39, 3595980), (45, 3116516), (52, 2696985), (60, 2337387), (65, 2157588), (73, 1921140), (78, 1797990), (90, 1558258), (117, 1198660), (130, 1078794), (146, 960570), (156, 898995), (180, 779129), (195, 719196), (219, 640380), (234, 599330), (260, 539397), (292, 480285), (365, 384228), (390, 359598), (438, 320190), (468, 299665), (585, 239732), (657, 213460), (730, 192114), (780, 179799), (821, 170820), (876, 160095), (949, 147780), (1095, 128076), (1170, 119866), (1314, 106730), (1460, 96057), (1642, 85410), (1898, 73890), (2190, 64038), (2340, 59933), (2463, 56940), (2628, 53365), (2847, 49260), (3284, 42705), (3285, 42692), (3796, 36945), (4105, 34164), (4380, 32019), (4745, 29556), (4926, 28470), (5694, 24630), (6570, 21346), (7389, 18980), (8210, 17082), (8541, 16420), (9490, 14778), (9852, 14235), (10673, 13140), (11388, 12315)]