1215514960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2621}}^1$

素因数の和:2693

約数の個数: 160

約数和(自身を含む): 3370927104

約数和(自身を除く): 2155412144

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 31, 34, 40, 44, 55, 62, 68, 80, 85, 88, 110, 124, 136, 155, 170, 176, 187, 220, 248, 272, 310, 340, 341, 374, 440, 496, 527, 620, 680, 682, 748, 880, 935, 1054, 1240, 1360, 1364, 1496, 1705, 1870, 2108, 2480, 2621, 2635, 2728, 2992, 3410, 3740, 4216, 5242, 5270, 5456, 5797, 6820, 7480, 8432, 10484, 10540, 11594, 13105, 13640, 14960, 20968, 21080, 23188, 26210, 27280, 28831, 28985, 41936, 42160, 44557, 46376, 52420, 57662, 57970, 81251, 89114, 92752, 104840, 115324, 115940, 144155, 162502, 178228, 209680, 222785, 230648, 231880, 288310, 325004, 356456, 406255, 445570, 461296, 463760, 490127, 576620, 650008, 712912, 812510, 891140, 893761, 980254, 1153240, 1300016, 1381267, 1625020, 1782280, 1787522, 1960508, 2306480, 2450635, 2762534, 3250040, 3564560, 3575044, 3921016, 4468805, 4901270, 5525068, 6500080, 6906335, 7150088, 7842032, 8937610, 9802540, 11050136, 13812670, 14300176, 15193937, 17875220, 19605080, 22100272, 27625340, 30387874, 35750440, 39210160, 55250680, 60775748, 71500880, 75969685, 110501360, 121551496, 151939370, 243102992, 303878740, 607757480, 1215514960]

約数ペア:

[(1, 1215514960), (2, 607757480), (4, 303878740), (5, 243102992), (8, 151939370), (10, 121551496), (11, 110501360), (16, 75969685), (17, 71500880), (20, 60775748), (22, 55250680), (31, 39210160), (34, 35750440), (40, 30387874), (44, 27625340), (55, 22100272), (62, 19605080), (68, 17875220), (80, 15193937), (85, 14300176), (88, 13812670), (110, 11050136), (124, 9802540), (136, 8937610), (155, 7842032), (170, 7150088), (176, 6906335), (187, 6500080), (220, 5525068), (248, 4901270), (272, 4468805), (310, 3921016), (340, 3575044), (341, 3564560), (374, 3250040), (440, 2762534), (496, 2450635), (527, 2306480), (620, 1960508), (680, 1787522), (682, 1782280), (748, 1625020), (880, 1381267), (935, 1300016), (1054, 1153240), (1240, 980254), (1360, 893761), (1364, 891140), (1496, 812510), (1705, 712912), (1870, 650008), (2108, 576620), (2480, 490127), (2621, 463760), (2635, 461296), (2728, 445570), (2992, 406255), (3410, 356456), (3740, 325004), (4216, 288310), (5242, 231880), (5270, 230648), (5456, 222785), (5797, 209680), (6820, 178228), (7480, 162502), (8432, 144155), (10484, 115940), (10540, 115324), (11594, 104840), (13105, 92752), (13640, 89114), (14960, 81251), (20968, 57970), (21080, 57662), (23188, 52420), (26210, 46376), (27280, 44557), (28831, 42160), (28985, 41936)]