353255240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:579

約数の個数: 128

約数和(自身を含む): 918540000

約数和(自身を除く): 565284760

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 89, 104, 130, 136, 170, 178, 221, 260, 340, 356, 442, 445, 449, 520, 680, 712, 884, 890, 898, 1105, 1157, 1513, 1768, 1780, 1796, 2210, 2245, 2314, 3026, 3560, 3592, 4420, 4490, 4628, 5785, 5837, 6052, 7565, 7633, 8840, 8980, 9256, 11570, 11674, 12104, 15130, 15266, 17960, 19669, 23140, 23348, 29185, 30260, 30532, 38165, 39338, 39961, 46280, 46696, 58370, 60520, 61064, 76330, 78676, 79922, 98345, 99229, 116740, 152660, 157352, 159844, 196690, 198458, 199805, 233480, 305320, 319688, 393380, 396916, 399610, 496145, 519493, 679337, 786760, 793832, 799220, 992290, 1038986, 1358674, 1598440, 1984580, 2077972, 2597465, 2717348, 3396685, 3969160, 4155944, 5194930, 5434696, 6793370, 8831381, 10389860, 13586740, 17662762, 20779720, 27173480, 35325524, 44156905, 70651048, 88313810, 176627620, 353255240]

約数ペア:

[(1, 353255240), (2, 176627620), (4, 88313810), (5, 70651048), (8, 44156905), (10, 35325524), (13, 27173480), (17, 20779720), (20, 17662762), (26, 13586740), (34, 10389860), (40, 8831381), (52, 6793370), (65, 5434696), (68, 5194930), (85, 4155944), (89, 3969160), (104, 3396685), (130, 2717348), (136, 2597465), (170, 2077972), (178, 1984580), (221, 1598440), (260, 1358674), (340, 1038986), (356, 992290), (442, 799220), (445, 793832), (449, 786760), (520, 679337), (680, 519493), (712, 496145), (884, 399610), (890, 396916), (898, 393380), (1105, 319688), (1157, 305320), (1513, 233480), (1768, 199805), (1780, 198458), (1796, 196690), (2210, 159844), (2245, 157352), (2314, 152660), (3026, 116740), (3560, 99229), (3592, 98345), (4420, 79922), (4490, 78676), (4628, 76330), (5785, 61064), (5837, 60520), (6052, 58370), (7565, 46696), (7633, 46280), (8840, 39961), (8980, 39338), (9256, 38165), (11570, 30532), (11674, 30260), (12104, 29185), (15130, 23348), (15266, 23140), (17960, 19669)]