628492020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:762

約数の個数: 192

約数和(自身を含む): 2017903104

約数和(自身を除く): 1389411084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 53, 60, 65, 69, 78, 92, 106, 115, 130, 138, 156, 159, 195, 212, 230, 260, 265, 276, 299, 318, 345, 390, 460, 530, 598, 636, 661, 689, 690, 780, 795, 897, 1060, 1196, 1219, 1322, 1378, 1380, 1495, 1590, 1794, 1983, 2067, 2438, 2644, 2756, 2990, 3180, 3305, 3445, 3588, 3657, 3966, 4134, 4485, 4876, 5980, 6095, 6610, 6890, 7314, 7932, 8268, 8593, 8970, 9915, 10335, 12190, 13220, 13780, 14628, 15203, 15847, 17186, 17940, 18285, 19830, 20670, 24380, 25779, 30406, 31694, 34372, 35033, 36570, 39660, 41340, 42965, 45609, 47541, 51558, 60812, 63388, 70066, 73140, 76015, 79235, 85930, 91218, 95082, 103116, 105099, 128895, 140132, 152030, 158470, 171860, 175165, 182436, 190164, 197639, 210198, 228045, 237705, 257790, 304060, 316940, 350330, 395278, 420396, 455429, 456090, 475410, 515580, 525495, 592917, 700660, 790556, 805759, 910858, 912180, 950820, 988195, 1050990, 1185834, 1366287, 1611518, 1821716, 1976390, 2101980, 2277145, 2371668, 2417277, 2732574, 2964585, 3223036, 3952780, 4028795, 4554290, 4834554, 5465148, 5929170, 6831435, 8057590, 9108580, 9669108, 10474867, 11858340, 12086385, 13662870, 16115180, 20949734, 24172770, 27325740, 31424601, 41899468, 48345540, 52374335, 62849202, 104748670, 125698404, 157123005, 209497340, 314246010, 628492020]

約数ペア:

[(1, 628492020), (2, 314246010), (3, 209497340), (4, 157123005), (5, 125698404), (6, 104748670), (10, 62849202), (12, 52374335), (13, 48345540), (15, 41899468), (20, 31424601), (23, 27325740), (26, 24172770), (30, 20949734), (39, 16115180), (46, 13662870), (52, 12086385), (53, 11858340), (60, 10474867), (65, 9669108), (69, 9108580), (78, 8057590), (92, 6831435), (106, 5929170), (115, 5465148), (130, 4834554), (138, 4554290), (156, 4028795), (159, 3952780), (195, 3223036), (212, 2964585), (230, 2732574), (260, 2417277), (265, 2371668), (276, 2277145), (299, 2101980), (318, 1976390), (345, 1821716), (390, 1611518), (460, 1366287), (530, 1185834), (598, 1050990), (636, 988195), (661, 950820), (689, 912180), (690, 910858), (780, 805759), (795, 790556), (897, 700660), (1060, 592917), (1196, 525495), (1219, 515580), (1322, 475410), (1378, 456090), (1380, 455429), (1495, 420396), (1590, 395278), (1794, 350330), (1983, 316940), (2067, 304060), (2438, 257790), (2644, 237705), (2756, 228045), (2990, 210198), (3180, 197639), (3305, 190164), (3445, 182436), (3588, 175165), (3657, 171860), (3966, 158470), (4134, 152030), (4485, 140132), (4876, 128895), (5980, 105099), (6095, 103116), (6610, 95082), (6890, 91218), (7314, 85930), (7932, 79235), (8268, 76015), (8593, 73140), (8970, 70066), (9915, 63388), (10335, 60812), (12190, 51558), (13220, 47541), (13780, 45609), (14628, 42965), (15203, 41340), (15847, 39660), (17186, 36570), (17940, 35033), (18285, 34372), (19830, 31694), (20670, 30406), (24380, 25779)]