128660490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{461}}^1$

素因数の和:924

約数の個数: 96

約数和(自身を含む): 383999616

約数和(自身を除く): 255339126

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 443, 461, 630, 886, 922, 1329, 1383, 2215, 2305, 2658, 2766, 3101, 3227, 3987, 4149, 4430, 4610, 6202, 6454, 6645, 6915, 7974, 8298, 9303, 9681, 13290, 13830, 15505, 16135, 18606, 19362, 19935, 20745, 27909, 29043, 31010, 32270, 39870, 41490, 46515, 48405, 55818, 58086, 93030, 96810, 139545, 145215, 204223, 279090, 290430, 408446, 612669, 1021115, 1225338, 1429561, 1838007, 2042230, 2859122, 3063345, 3676014, 4288683, 6126690, 7147805, 8577366, 9190035, 12866049, 14295610, 18380070, 21443415, 25732098, 42886830, 64330245, 128660490]

約数ペア:

[(1, 128660490), (2, 64330245), (3, 42886830), (5, 25732098), (6, 21443415), (7, 18380070), (9, 14295610), (10, 12866049), (14, 9190035), (15, 8577366), (18, 7147805), (21, 6126690), (30, 4288683), (35, 3676014), (42, 3063345), (45, 2859122), (63, 2042230), (70, 1838007), (90, 1429561), (105, 1225338), (126, 1021115), (210, 612669), (315, 408446), (443, 290430), (461, 279090), (630, 204223), (886, 145215), (922, 139545), (1329, 96810), (1383, 93030), (2215, 58086), (2305, 55818), (2658, 48405), (2766, 46515), (3101, 41490), (3227, 39870), (3987, 32270), (4149, 31010), (4430, 29043), (4610, 27909), (6202, 20745), (6454, 19935), (6645, 19362), (6915, 18606), (7974, 16135), (8298, 15505), (9303, 13830), (9681, 13290)]