72644220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1931}}^1$

素因数の和:1976

約数の個数: 144

約数和(自身を含む): 253169280

約数和(自身を除く): 180525060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1710, 1881, 1931, 1980, 2090, 2508, 3135, 3420, 3762, 3862, 4180, 5793, 6270, 7524, 7724, 9405, 9655, 11586, 12540, 17379, 18810, 19310, 21241, 23172, 28965, 34758, 36689, 37620, 38620, 42482, 57930, 63723, 69516, 73378, 84964, 86895, 106205, 110067, 115860, 127446, 146756, 173790, 183445, 191169, 212410, 220134, 254892, 318615, 330201, 347580, 366890, 382338, 403579, 424820, 440268, 550335, 637230, 660402, 733780, 764676, 807158, 955845, 1100670, 1210737, 1274460, 1320804, 1614316, 1651005, 1911690, 2017895, 2201340, 2421474, 3302010, 3632211, 3823380, 4035790, 4842948, 6053685, 6604020, 7264422, 8071580, 12107370, 14528844, 18161055, 24214740, 36322110, 72644220]

約数ペア:

[(1, 72644220), (2, 36322110), (3, 24214740), (4, 18161055), (5, 14528844), (6, 12107370), (9, 8071580), (10, 7264422), (11, 6604020), (12, 6053685), (15, 4842948), (18, 4035790), (19, 3823380), (20, 3632211), (22, 3302010), (30, 2421474), (33, 2201340), (36, 2017895), (38, 1911690), (44, 1651005), (45, 1614316), (55, 1320804), (57, 1274460), (60, 1210737), (66, 1100670), (76, 955845), (90, 807158), (95, 764676), (99, 733780), (110, 660402), (114, 637230), (132, 550335), (165, 440268), (171, 424820), (180, 403579), (190, 382338), (198, 366890), (209, 347580), (220, 330201), (228, 318615), (285, 254892), (330, 220134), (342, 212410), (380, 191169), (396, 183445), (418, 173790), (495, 146756), (570, 127446), (627, 115860), (660, 110067), (684, 106205), (836, 86895), (855, 84964), (990, 73378), (1045, 69516), (1140, 63723), (1254, 57930), (1710, 42482), (1881, 38620), (1931, 37620), (1980, 36689), (2090, 34758), (2508, 28965), (3135, 23172), (3420, 21241), (3762, 19310), (3862, 18810), (4180, 17379), (5793, 12540), (6270, 11586), (7524, 9655), (7724, 9405)]