1809571140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8689}}^1$

素因数の和:8806

約数の個数: 144

約数和(自身を含む): 5978372400

約数和(自身を除く): 4168801260

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, 89, 90, 117, 130, 156, 178, 180, 195, 234, 260, 267, 356, 390, 445, 468, 534, 585, 780, 801, 890, 1068, 1157, 1170, 1335, 1602, 1780, 2314, 2340, 2670, 3204, 3471, 4005, 4628, 5340, 5785, 6942, 8010, 8689, 10413, 11570, 13884, 16020, 17355, 17378, 20826, 23140, 26067, 34710, 34756, 41652, 43445, 52065, 52134, 69420, 78201, 86890, 104130, 104268, 112957, 130335, 156402, 173780, 208260, 225914, 260670, 312804, 338871, 391005, 451828, 521340, 564785, 677742, 773321, 782010, 1016613, 1129570, 1355484, 1546642, 1564020, 1694355, 2033226, 2259140, 2319963, 3093284, 3388710, 3866605, 4066452, 4639926, 5083065, 6777420, 6959889, 7733210, 9279852, 10053173, 10166130, 11599815, 13919778, 15466420, 20106346, 20332260, 23199630, 27839556, 30159519, 34799445, 40212692, 46399260, 50265865, 60319038, 69598890, 90478557, 100531730, 120638076, 139197780, 150797595, 180957114, 201063460, 301595190, 361914228, 452392785, 603190380, 904785570, 1809571140]

約数ペア:

[(1, 1809571140), (2, 904785570), (3, 603190380), (4, 452392785), (5, 361914228), (6, 301595190), (9, 201063460), (10, 180957114), (12, 150797595), (13, 139197780), (15, 120638076), (18, 100531730), (20, 90478557), (26, 69598890), (30, 60319038), (36, 50265865), (39, 46399260), (45, 40212692), (52, 34799445), (60, 30159519), (65, 27839556), (78, 23199630), (89, 20332260), (90, 20106346), (117, 15466420), (130, 13919778), (156, 11599815), (178, 10166130), (180, 10053173), (195, 9279852), (234, 7733210), (260, 6959889), (267, 6777420), (356, 5083065), (390, 4639926), (445, 4066452), (468, 3866605), (534, 3388710), (585, 3093284), (780, 2319963), (801, 2259140), (890, 2033226), (1068, 1694355), (1157, 1564020), (1170, 1546642), (1335, 1355484), (1602, 1129570), (1780, 1016613), (2314, 782010), (2340, 773321), (2670, 677742), (3204, 564785), (3471, 521340), (4005, 451828), (4628, 391005), (5340, 338871), (5785, 312804), (6942, 260670), (8010, 225914), (8689, 208260), (10413, 173780), (11570, 156402), (13884, 130335), (16020, 112957), (17355, 104268), (17378, 104130), (20826, 86890), (23140, 78201), (26067, 69420), (34710, 52134), (34756, 52065), (41652, 43445)]