28321293780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{269}}^1\times {\mathrm{3461}}^1$

素因数の和:3771

約数の個数: 216

約数和(自身を含む): 93397351320

約数和(自身を除く): 65076057540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 169, 180, 195, 234, 260, 269, 338, 390, 468, 507, 538, 585, 676, 780, 807, 845, 1014, 1076, 1170, 1345, 1521, 1614, 1690, 2028, 2340, 2421, 2535, 2690, 3042, 3228, 3380, 3461, 3497, 4035, 4842, 5070, 5380, 6084, 6922, 6994, 7605, 8070, 9684, 10140, 10383, 10491, 12105, 13844, 13988, 15210, 16140, 17305, 17485, 20766, 20982, 24210, 30420, 31149, 31473, 34610, 34970, 41532, 41964, 44993, 45461, 48420, 51915, 52455, 62298, 62946, 69220, 69940, 89986, 90922, 103830, 104910, 124596, 125892, 134979, 136383, 155745, 157365, 179972, 181844, 207660, 209820, 224965, 227305, 269958, 272766, 311490, 314730, 404937, 409149, 449930, 454610, 539916, 545532, 584909, 622980, 629460, 674895, 681915, 809874, 818298, 899860, 909220, 931009, 1169818, 1349790, 1363830, 1619748, 1636596, 1754727, 1862018, 2024685, 2045745, 2339636, 2699580, 2727660, 2793027, 2924545, 3509454, 3724036, 4049370, 4091490, 4655045, 5264181, 5586054, 5849090, 7018908, 8098740, 8182980, 8379081, 8773635, 9310090, 10528362, 11172108, 11698180, 12103117, 13965135, 16758162, 17547270, 18620180, 21056724, 24206234, 26320905, 27930270, 33516324, 35094540, 36309351, 41895405, 48412468, 52641810, 55860540, 60515585, 72618702, 83790810, 105283620, 108928053, 121031170, 145237404, 157340521, 167581620, 181546755, 217856106, 242062340, 314681042, 363093510, 435712212, 472021563, 544640265, 629362084, 726187020, 786702605, 944043126, 1089280530, 1416064689, 1573405210, 1888086252, 2178561060, 2360107815, 2832129378, 3146810420, 4720215630, 5664258756, 7080323445, 9440431260, 14160646890, 28321293780]

約数ペア:

[(1, 28321293780), (2, 14160646890), (3, 9440431260), (4, 7080323445), (5, 5664258756), (6, 4720215630), (9, 3146810420), (10, 2832129378), (12, 2360107815), (13, 2178561060), (15, 1888086252), (18, 1573405210), (20, 1416064689), (26, 1089280530), (30, 944043126), (36, 786702605), (39, 726187020), (45, 629362084), (52, 544640265), (60, 472021563), (65, 435712212), (78, 363093510), (90, 314681042), (117, 242062340), (130, 217856106), (156, 181546755), (169, 167581620), (180, 157340521), (195, 145237404), (234, 121031170), (260, 108928053), (269, 105283620), (338, 83790810), (390, 72618702), (468, 60515585), (507, 55860540), (538, 52641810), (585, 48412468), (676, 41895405), (780, 36309351), (807, 35094540), (845, 33516324), (1014, 27930270), (1076, 26320905), (1170, 24206234), (1345, 21056724), (1521, 18620180), (1614, 17547270), (1690, 16758162), (2028, 13965135), (2340, 12103117), (2421, 11698180), (2535, 11172108), (2690, 10528362), (3042, 9310090), (3228, 8773635), (3380, 8379081), (3461, 8182980), (3497, 8098740), (4035, 7018908), (4842, 5849090), (5070, 5586054), (5380, 5264181), (6084, 4655045), (6922, 4091490), (6994, 4049370), (7605, 3724036), (8070, 3509454), (9684, 2924545), (10140, 2793027), (10383, 2727660), (10491, 2699580), (12105, 2339636), (13844, 2045745), (13988, 2024685), (15210, 1862018), (16140, 1754727), (17305, 1636596), (17485, 1619748), (20766, 1363830), (20982, 1349790), (24210, 1169818), (30420, 931009), (31149, 909220), (31473, 899860), (34610, 818298), (34970, 809874), (41532, 681915), (41964, 674895), (44993, 629460), (45461, 622980), (48420, 584909), (51915, 545532), (52455, 539916), (62298, 454610), (62946, 449930), (69220, 409149), (69940, 404937), (89986, 314730), (90922, 311490), (103830, 272766), (104910, 269958), (124596, 227305), (125892, 224965), (134979, 209820), (136383, 207660), (155745, 181844), (157365, 179972)]