861656250

素因数分解:

$2^1\times 3^1\times 5^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:156

約数の個数: 224

約数和(自身を含む): 2677465728

約数和(自身を除く): 1815809478

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 25, 26, 30, 35, 39, 42, 50, 65, 70, 75, 78, 91, 101, 105, 125, 130, 150, 175, 182, 195, 202, 210, 250, 273, 303, 325, 350, 375, 390, 455, 505, 525, 546, 606, 625, 650, 707, 750, 875, 910, 975, 1010, 1050, 1250, 1313, 1365, 1414, 1515, 1625, 1750, 1875, 1950, 2121, 2275, 2525, 2625, 2626, 2730, 3030, 3125, 3250, 3535, 3750, 3939, 4242, 4375, 4550, 4875, 5050, 5250, 6250, 6565, 6825, 7070, 7575, 7878, 8125, 8750, 9191, 9375, 9750, 10605, 11375, 12625, 13125, 13130, 13650, 15150, 15625, 16250, 17675, 18382, 18750, 19695, 21210, 21875, 22750, 24375, 25250, 26250, 27573, 31250, 32825, 34125, 35350, 37875, 39390, 40625, 43750, 45955, 46875, 48750, 53025, 55146, 56875, 63125, 65625, 65650, 68250, 75750, 81250, 88375, 91910, 93750, 98475, 106050, 109375, 113750, 121875, 126250, 131250, 137865, 164125, 170625, 176750, 189375, 196950, 203125, 218750, 229775, 243750, 265125, 275730, 284375, 315625, 328125, 328250, 341250, 378750, 406250, 441875, 459550, 492375, 530250, 568750, 609375, 631250, 656250, 689325, 820625, 853125, 883750, 946875, 984750, 1148875, 1218750, 1325625, 1378650, 1421875, 1578125, 1641250, 1706250, 1893750, 2209375, 2297750, 2461875, 2651250, 2843750, 3156250, 3446625, 4103125, 4265625, 4418750, 4734375, 4923750, 5744375, 6628125, 6893250, 8206250, 8531250, 9468750, 11046875, 11488750, 12309375, 13256250, 17233125, 20515625, 22093750, 24618750, 28721875, 33140625, 34466250, 41031250, 57443750, 61546875, 66281250, 86165625, 123093750, 143609375, 172331250, 287218750, 430828125, 861656250]

約数ペア:

[(1, 861656250), (2, 430828125), (3, 287218750), (5, 172331250), (6, 143609375), (7, 123093750), (10, 86165625), (13, 66281250), (14, 61546875), (15, 57443750), (21, 41031250), (25, 34466250), (26, 33140625), (30, 28721875), (35, 24618750), (39, 22093750), (42, 20515625), (50, 17233125), (65, 13256250), (70, 12309375), (75, 11488750), (78, 11046875), (91, 9468750), (101, 8531250), (105, 8206250), (125, 6893250), (130, 6628125), (150, 5744375), (175, 4923750), (182, 4734375), (195, 4418750), (202, 4265625), (210, 4103125), (250, 3446625), (273, 3156250), (303, 2843750), (325, 2651250), (350, 2461875), (375, 2297750), (390, 2209375), (455, 1893750), (505, 1706250), (525, 1641250), (546, 1578125), (606, 1421875), (625, 1378650), (650, 1325625), (707, 1218750), (750, 1148875), (875, 984750), (910, 946875), (975, 883750), (1010, 853125), (1050, 820625), (1250, 689325), (1313, 656250), (1365, 631250), (1414, 609375), (1515, 568750), (1625, 530250), (1750, 492375), (1875, 459550), (1950, 441875), (2121, 406250), (2275, 378750), (2525, 341250), (2625, 328250), (2626, 328125), (2730, 315625), (3030, 284375), (3125, 275730), (3250, 265125), (3535, 243750), (3750, 229775), (3939, 218750), (4242, 203125), (4375, 196950), (4550, 189375), (4875, 176750), (5050, 170625), (5250, 164125), (6250, 137865), (6565, 131250), (6825, 126250), (7070, 121875), (7575, 113750), (7878, 109375), (8125, 106050), (8750, 98475), (9191, 93750), (9375, 91910), (9750, 88375), (10605, 81250), (11375, 75750), (12625, 68250), (13125, 65650), (13130, 65625), (13650, 63125), (15150, 56875), (15625, 55146), (16250, 53025), (17675, 48750), (18382, 46875), (18750, 45955), (19695, 43750), (21210, 40625), (21875, 39390), (22750, 37875), (24375, 35350), (25250, 34125), (26250, 32825), (27573, 31250)]