12021870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:190

約数の個数: 128

約数和(自身を含む): 36495360

約数和(自身を除く): 24473490

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 23, 30, 35, 38, 42, 46, 57, 69, 70, 95, 105, 114, 115, 131, 133, 138, 161, 190, 210, 230, 262, 266, 285, 322, 345, 393, 399, 437, 483, 570, 655, 665, 690, 786, 798, 805, 874, 917, 966, 1310, 1311, 1330, 1610, 1834, 1965, 1995, 2185, 2415, 2489, 2622, 2751, 3013, 3059, 3930, 3990, 4370, 4585, 4830, 4978, 5502, 6026, 6118, 6555, 7467, 9039, 9170, 9177, 12445, 13110, 13755, 14934, 15065, 15295, 17423, 18078, 18354, 21091, 24890, 27510, 30130, 30590, 34846, 37335, 42182, 45195, 45885, 52269, 57247, 63273, 74670, 87115, 90390, 91770, 104538, 105455, 114494, 126546, 171741, 174230, 210910, 261345, 286235, 316365, 343482, 400729, 522690, 572470, 632730, 801458, 858705, 1202187, 1717410, 2003645, 2404374, 4007290, 6010935, 12021870]

約数ペア:

[(1, 12021870), (2, 6010935), (3, 4007290), (5, 2404374), (6, 2003645), (7, 1717410), (10, 1202187), (14, 858705), (15, 801458), (19, 632730), (21, 572470), (23, 522690), (30, 400729), (35, 343482), (38, 316365), (42, 286235), (46, 261345), (57, 210910), (69, 174230), (70, 171741), (95, 126546), (105, 114494), (114, 105455), (115, 104538), (131, 91770), (133, 90390), (138, 87115), (161, 74670), (190, 63273), (210, 57247), (230, 52269), (262, 45885), (266, 45195), (285, 42182), (322, 37335), (345, 34846), (393, 30590), (399, 30130), (437, 27510), (483, 24890), (570, 21091), (655, 18354), (665, 18078), (690, 17423), (786, 15295), (798, 15065), (805, 14934), (874, 13755), (917, 13110), (966, 12445), (1310, 9177), (1311, 9170), (1330, 9039), (1610, 7467), (1834, 6555), (1965, 6118), (1995, 6026), (2185, 5502), (2415, 4978), (2489, 4830), (2622, 4585), (2751, 4370), (3013, 3990), (3059, 3930)]