201493980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2039}}^1$

素因数の和:2121

約数の個数: 120

約数和(自身を含む): 642771360

約数和(自身を除く): 441277380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 81, 90, 108, 122, 135, 162, 180, 183, 244, 270, 305, 324, 366, 405, 540, 549, 610, 732, 810, 915, 1098, 1220, 1620, 1647, 1830, 2039, 2196, 2745, 3294, 3660, 4078, 4941, 5490, 6117, 6588, 8156, 8235, 9882, 10195, 10980, 12234, 16470, 18351, 19764, 20390, 24468, 24705, 30585, 32940, 36702, 40780, 49410, 55053, 61170, 73404, 91755, 98820, 110106, 122340, 124379, 165159, 183510, 220212, 248758, 275265, 330318, 367020, 373137, 497516, 550530, 621895, 660636, 746274, 825795, 1101060, 1119411, 1243790, 1492548, 1651590, 1865685, 2238822, 2487580, 3303180, 3358233, 3731370, 4477644, 5597055, 6716466, 7462740, 10074699, 11194110, 13432932, 16791165, 20149398, 22388220, 33582330, 40298796, 50373495, 67164660, 100746990, 201493980]

約数ペア:

[(1, 201493980), (2, 100746990), (3, 67164660), (4, 50373495), (5, 40298796), (6, 33582330), (9, 22388220), (10, 20149398), (12, 16791165), (15, 13432932), (18, 11194110), (20, 10074699), (27, 7462740), (30, 6716466), (36, 5597055), (45, 4477644), (54, 3731370), (60, 3358233), (61, 3303180), (81, 2487580), (90, 2238822), (108, 1865685), (122, 1651590), (135, 1492548), (162, 1243790), (180, 1119411), (183, 1101060), (244, 825795), (270, 746274), (305, 660636), (324, 621895), (366, 550530), (405, 497516), (540, 373137), (549, 367020), (610, 330318), (732, 275265), (810, 248758), (915, 220212), (1098, 183510), (1220, 165159), (1620, 124379), (1647, 122340), (1830, 110106), (2039, 98820), (2196, 91755), (2745, 73404), (3294, 61170), (3660, 55053), (4078, 49410), (4941, 40780), (5490, 36702), (6117, 32940), (6588, 30585), (8156, 24705), (8235, 24468), (9882, 20390), (10195, 19764), (10980, 18351), (12234, 16470)]