90911280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5189}}^1$

素因数の和:5278

約数の個数: 80

約数和(自身を含む): 285740640

約数和(自身を除く): 194829360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 73, 80, 120, 146, 219, 240, 292, 365, 438, 584, 730, 876, 1095, 1168, 1460, 1752, 2190, 2920, 3504, 4380, 5189, 5840, 8760, 10378, 15567, 17520, 20756, 25945, 31134, 41512, 51890, 62268, 77835, 83024, 103780, 124536, 155670, 207560, 249072, 311340, 378797, 415120, 622680, 757594, 1136391, 1245360, 1515188, 1893985, 2272782, 3030376, 3787970, 4545564, 5681955, 6060752, 7575940, 9091128, 11363910, 15151880, 18182256, 22727820, 30303760, 45455640, 90911280]

約数ペア:

[(1, 90911280), (2, 45455640), (3, 30303760), (4, 22727820), (5, 18182256), (6, 15151880), (8, 11363910), (10, 9091128), (12, 7575940), (15, 6060752), (16, 5681955), (20, 4545564), (24, 3787970), (30, 3030376), (40, 2272782), (48, 1893985), (60, 1515188), (73, 1245360), (80, 1136391), (120, 757594), (146, 622680), (219, 415120), (240, 378797), (292, 311340), (365, 249072), (438, 207560), (584, 155670), (730, 124536), (876, 103780), (1095, 83024), (1168, 77835), (1460, 62268), (1752, 51890), (2190, 41512), (2920, 31134), (3504, 25945), (4380, 20756), (5189, 17520), (5840, 15567), (8760, 10378)]