221970870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:172

約数の個数: 192

約数和(自身を含む): 678300480

約数和(自身を除く): 456329610

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 17, 18, 22, 30, 33, 34, 45, 51, 55, 66, 85, 90, 99, 102, 109, 110, 121, 153, 165, 170, 187, 198, 218, 242, 255, 306, 327, 330, 363, 374, 495, 510, 545, 561, 605, 654, 726, 765, 935, 981, 990, 1089, 1090, 1122, 1199, 1210, 1331, 1530, 1635, 1683, 1815, 1853, 1870, 1962, 2057, 2178, 2398, 2662, 2805, 3270, 3366, 3597, 3630, 3706, 3993, 4114, 4905, 5445, 5559, 5610, 5995, 6171, 6655, 7194, 7986, 8415, 9265, 9810, 10285, 10791, 10890, 11118, 11979, 11990, 12342, 13189, 13310, 16677, 16830, 17985, 18513, 18530, 19965, 20383, 20570, 21582, 22627, 23958, 26378, 27795, 30855, 33354, 35970, 37026, 39567, 39930, 40766, 45254, 53955, 55590, 59895, 61149, 61710, 65945, 67881, 79134, 83385, 92565, 101915, 107910, 113135, 118701, 119790, 122298, 131890, 135762, 145079, 166770, 183447, 185130, 197835, 203643, 203830, 224213, 226270, 237402, 290158, 305745, 339405, 366894, 395670, 407286, 435237, 448426, 593505, 611490, 672639, 678810, 725395, 870474, 917235, 1018215, 1121065, 1187010, 1305711, 1345278, 1450790, 1834470, 2017917, 2036430, 2176185, 2242130, 2466343, 2611422, 3363195, 4035834, 4352370, 4932686, 6528555, 6726390, 7399029, 10089585, 12331715, 13057110, 14798058, 20179170, 22197087, 24663430, 36995145, 44394174, 73990290, 110985435, 221970870]

約数ペア:

[(1, 221970870), (2, 110985435), (3, 73990290), (5, 44394174), (6, 36995145), (9, 24663430), (10, 22197087), (11, 20179170), (15, 14798058), (17, 13057110), (18, 12331715), (22, 10089585), (30, 7399029), (33, 6726390), (34, 6528555), (45, 4932686), (51, 4352370), (55, 4035834), (66, 3363195), (85, 2611422), (90, 2466343), (99, 2242130), (102, 2176185), (109, 2036430), (110, 2017917), (121, 1834470), (153, 1450790), (165, 1345278), (170, 1305711), (187, 1187010), (198, 1121065), (218, 1018215), (242, 917235), (255, 870474), (306, 725395), (327, 678810), (330, 672639), (363, 611490), (374, 593505), (495, 448426), (510, 435237), (545, 407286), (561, 395670), (605, 366894), (654, 339405), (726, 305745), (765, 290158), (935, 237402), (981, 226270), (990, 224213), (1089, 203830), (1090, 203643), (1122, 197835), (1199, 185130), (1210, 183447), (1331, 166770), (1530, 145079), (1635, 135762), (1683, 131890), (1815, 122298), (1853, 119790), (1870, 118701), (1962, 113135), (2057, 107910), (2178, 101915), (2398, 92565), (2662, 83385), (2805, 79134), (3270, 67881), (3366, 65945), (3597, 61710), (3630, 61149), (3706, 59895), (3993, 55590), (4114, 53955), (4905, 45254), (5445, 40766), (5559, 39930), (5610, 39567), (5995, 37026), (6171, 35970), (6655, 33354), (7194, 30855), (7986, 27795), (8415, 26378), (9265, 23958), (9810, 22627), (10285, 21582), (10791, 20570), (10890, 20383), (11118, 19965), (11979, 18530), (11990, 18513), (12342, 17985), (13189, 16830), (13310, 16677)]