90728010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1049}}^1$

素因数の和:1124

約数の個数: 72

約数和(自身を含む): 243980100

約数和(自身を除く): 153252090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 961, 1049, 1395, 1922, 2098, 2790, 2883, 3147, 4805, 5245, 5766, 6294, 8649, 9441, 9610, 10490, 14415, 15735, 17298, 18882, 28830, 31470, 32519, 43245, 47205, 65038, 86490, 94410, 97557, 162595, 195114, 292671, 325190, 487785, 585342, 975570, 1008089, 1463355, 2016178, 2926710, 3024267, 5040445, 6048534, 9072801, 10080890, 15121335, 18145602, 30242670, 45364005, 90728010]

約数ペア:

[(1, 90728010), (2, 45364005), (3, 30242670), (5, 18145602), (6, 15121335), (9, 10080890), (10, 9072801), (15, 6048534), (18, 5040445), (30, 3024267), (31, 2926710), (45, 2016178), (62, 1463355), (90, 1008089), (93, 975570), (155, 585342), (186, 487785), (279, 325190), (310, 292671), (465, 195114), (558, 162595), (930, 97557), (961, 94410), (1049, 86490), (1395, 65038), (1922, 47205), (2098, 43245), (2790, 32519), (2883, 31470), (3147, 28830), (4805, 18882), (5245, 17298), (5766, 15735), (6294, 14415), (8649, 10490), (9441, 9610)]