90018960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1039}}^1$

素因数の和:1093

約数の個数: 120

約数和(自身を含む): 294802560

約数和(自身を除く): 204783600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 361, 380, 456, 570, 722, 760, 912, 1039, 1083, 1140, 1444, 1520, 1805, 2078, 2166, 2280, 2888, 3117, 3610, 4156, 4332, 4560, 5195, 5415, 5776, 6234, 7220, 8312, 8664, 10390, 10830, 12468, 14440, 15585, 16624, 17328, 19741, 20780, 21660, 24936, 28880, 31170, 39482, 41560, 43320, 49872, 59223, 62340, 78964, 83120, 86640, 98705, 118446, 124680, 157928, 197410, 236892, 249360, 296115, 315856, 375079, 394820, 473784, 592230, 750158, 789640, 947568, 1125237, 1184460, 1500316, 1579280, 1875395, 2250474, 2368920, 3000632, 3750790, 4500948, 4737840, 5626185, 6001264, 7501580, 9001896, 11252370, 15003160, 18003792, 22504740, 30006320, 45009480, 90018960]

約数ペア:

[(1, 90018960), (2, 45009480), (3, 30006320), (4, 22504740), (5, 18003792), (6, 15003160), (8, 11252370), (10, 9001896), (12, 7501580), (15, 6001264), (16, 5626185), (19, 4737840), (20, 4500948), (24, 3750790), (30, 3000632), (38, 2368920), (40, 2250474), (48, 1875395), (57, 1579280), (60, 1500316), (76, 1184460), (80, 1125237), (95, 947568), (114, 789640), (120, 750158), (152, 592230), (190, 473784), (228, 394820), (240, 375079), (285, 315856), (304, 296115), (361, 249360), (380, 236892), (456, 197410), (570, 157928), (722, 124680), (760, 118446), (912, 98705), (1039, 86640), (1083, 83120), (1140, 78964), (1444, 62340), (1520, 59223), (1805, 49872), (2078, 43320), (2166, 41560), (2280, 39482), (2888, 31170), (3117, 28880), (3610, 24936), (4156, 21660), (4332, 20780), (4560, 19741), (5195, 17328), (5415, 16624), (5776, 15585), (6234, 14440), (7220, 12468), (8312, 10830), (8664, 10390)]