1573520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:132

約数の個数: 80

約数和(自身を含む): 4218480

約数和(自身を除く): 2644960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 89, 104, 130, 136, 170, 178, 208, 221, 260, 272, 340, 356, 442, 445, 520, 680, 712, 884, 890, 1040, 1105, 1157, 1360, 1424, 1513, 1768, 1780, 2210, 2314, 3026, 3536, 3560, 4420, 4628, 5785, 6052, 7120, 7565, 8840, 9256, 11570, 12104, 15130, 17680, 18512, 19669, 23140, 24208, 30260, 39338, 46280, 60520, 78676, 92560, 98345, 121040, 157352, 196690, 314704, 393380, 786760, 1573520]

約数ペア:

[(1, 1573520), (2, 786760), (4, 393380), (5, 314704), (8, 196690), (10, 157352), (13, 121040), (16, 98345), (17, 92560), (20, 78676), (26, 60520), (34, 46280), (40, 39338), (52, 30260), (65, 24208), (68, 23140), (80, 19669), (85, 18512), (89, 17680), (104, 15130), (130, 12104), (136, 11570), (170, 9256), (178, 8840), (208, 7565), (221, 7120), (260, 6052), (272, 5785), (340, 4628), (356, 4420), (442, 3560), (445, 3536), (520, 3026), (680, 2314), (712, 2210), (884, 1780), (890, 1768), (1040, 1513), (1105, 1424), (1157, 1360)]