1520531250

素因数分解:

$2^1\times 3^1\times 5^6\times 7^2\times {\mathrm{331}}^1$

素因数の和:380

約数の個数: 168

約数和(自身を含む): 4435255728

約数和(自身を除く): 2914724478

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 125, 147, 150, 175, 210, 245, 250, 294, 331, 350, 375, 490, 525, 625, 662, 735, 750, 875, 993, 1050, 1225, 1250, 1470, 1655, 1750, 1875, 1986, 2317, 2450, 2625, 3125, 3310, 3675, 3750, 4375, 4634, 4965, 5250, 6125, 6250, 6951, 7350, 8275, 8750, 9375, 9930, 11585, 12250, 13125, 13902, 15625, 16219, 16550, 18375, 18750, 21875, 23170, 24825, 26250, 30625, 31250, 32438, 34755, 36750, 41375, 43750, 46875, 48657, 49650, 57925, 61250, 65625, 69510, 81095, 82750, 91875, 93750, 97314, 109375, 115850, 124125, 131250, 153125, 162190, 173775, 183750, 206875, 218750, 243285, 248250, 289625, 306250, 328125, 347550, 405475, 413750, 459375, 486570, 579250, 620625, 656250, 765625, 810950, 868875, 918750, 1034375, 1216425, 1241250, 1448125, 1531250, 1737750, 2027375, 2068750, 2296875, 2432850, 2896250, 3103125, 4054750, 4344375, 4593750, 5171875, 6082125, 6206250, 7240625, 8688750, 10136875, 10343750, 12164250, 14481250, 15515625, 20273750, 21721875, 30410625, 31031250, 36203125, 43443750, 50684375, 60821250, 72406250, 101368750, 108609375, 152053125, 217218750, 253421875, 304106250, 506843750, 760265625, 1520531250]

約数ペア:

[(1, 1520531250), (2, 760265625), (3, 506843750), (5, 304106250), (6, 253421875), (7, 217218750), (10, 152053125), (14, 108609375), (15, 101368750), (21, 72406250), (25, 60821250), (30, 50684375), (35, 43443750), (42, 36203125), (49, 31031250), (50, 30410625), (70, 21721875), (75, 20273750), (98, 15515625), (105, 14481250), (125, 12164250), (147, 10343750), (150, 10136875), (175, 8688750), (210, 7240625), (245, 6206250), (250, 6082125), (294, 5171875), (331, 4593750), (350, 4344375), (375, 4054750), (490, 3103125), (525, 2896250), (625, 2432850), (662, 2296875), (735, 2068750), (750, 2027375), (875, 1737750), (993, 1531250), (1050, 1448125), (1225, 1241250), (1250, 1216425), (1470, 1034375), (1655, 918750), (1750, 868875), (1875, 810950), (1986, 765625), (2317, 656250), (2450, 620625), (2625, 579250), (3125, 486570), (3310, 459375), (3675, 413750), (3750, 405475), (4375, 347550), (4634, 328125), (4965, 306250), (5250, 289625), (6125, 248250), (6250, 243285), (6951, 218750), (7350, 206875), (8275, 183750), (8750, 173775), (9375, 162190), (9930, 153125), (11585, 131250), (12250, 124125), (13125, 115850), (13902, 109375), (15625, 97314), (16219, 93750), (16550, 91875), (18375, 82750), (18750, 81095), (21875, 69510), (23170, 65625), (24825, 61250), (26250, 57925), (30625, 49650), (31250, 48657), (32438, 46875), (34755, 43750), (36750, 41375)]