90410240

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 234880128

約数和(自身を除く): 144469888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 37, 40, 46, 64, 74, 80, 83, 92, 115, 128, 148, 160, 166, 184, 185, 230, 256, 296, 320, 332, 368, 370, 415, 460, 592, 640, 664, 736, 740, 830, 851, 920, 1184, 1280, 1328, 1472, 1480, 1660, 1702, 1840, 1909, 2368, 2656, 2944, 2960, 3071, 3320, 3404, 3680, 3818, 4255, 4736, 5312, 5888, 5920, 6142, 6640, 6808, 7360, 7636, 8510, 9472, 9545, 10624, 11840, 12284, 13280, 13616, 14720, 15272, 15355, 17020, 19090, 21248, 23680, 24568, 26560, 27232, 29440, 30544, 30710, 34040, 38180, 47360, 49136, 53120, 54464, 61088, 61420, 68080, 70633, 76360, 98272, 106240, 108928, 122176, 122840, 136160, 141266, 152720, 196544, 217856, 244352, 245680, 272320, 282532, 305440, 353165, 393088, 488704, 491360, 544640, 565064, 610880, 706330, 786176, 982720, 1089280, 1130128, 1221760, 1412660, 1965440, 2260256, 2443520, 2825320, 3930880, 4520512, 5650640, 9041024, 11301280, 18082048, 22602560, 45205120, 90410240]

約数ペア:

[(1, 90410240), (2, 45205120), (4, 22602560), (5, 18082048), (8, 11301280), (10, 9041024), (16, 5650640), (20, 4520512), (23, 3930880), (32, 2825320), (37, 2443520), (40, 2260256), (46, 1965440), (64, 1412660), (74, 1221760), (80, 1130128), (83, 1089280), (92, 982720), (115, 786176), (128, 706330), (148, 610880), (160, 565064), (166, 544640), (184, 491360), (185, 488704), (230, 393088), (256, 353165), (296, 305440), (320, 282532), (332, 272320), (368, 245680), (370, 244352), (415, 217856), (460, 196544), (592, 152720), (640, 141266), (664, 136160), (736, 122840), (740, 122176), (830, 108928), (851, 106240), (920, 98272), (1184, 76360), (1280, 70633), (1328, 68080), (1472, 61420), (1480, 61088), (1660, 54464), (1702, 53120), (1840, 49136), (1909, 47360), (2368, 38180), (2656, 34040), (2944, 30710), (2960, 30544), (3071, 29440), (3320, 27232), (3404, 26560), (3680, 24568), (3818, 23680), (4255, 21248), (4736, 19090), (5312, 17020), (5888, 15355), (5920, 15272), (6142, 14720), (6640, 13616), (6808, 13280), (7360, 12284), (7636, 11840), (8510, 10624), (9472, 9545)]