155755160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:673

約数の個数: 128

約数和(自身を含む): 416102400

約数和(自身を除く): 260347240

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 31, 38, 40, 44, 55, 62, 76, 88, 95, 110, 124, 152, 155, 190, 209, 220, 248, 310, 341, 380, 418, 440, 589, 601, 620, 682, 760, 836, 1045, 1178, 1202, 1240, 1364, 1672, 1705, 2090, 2356, 2404, 2728, 2945, 3005, 3410, 4180, 4712, 4808, 5890, 6010, 6479, 6611, 6820, 8360, 11419, 11780, 12020, 12958, 13222, 13640, 18631, 22838, 23560, 24040, 25916, 26444, 32395, 33055, 37262, 45676, 51832, 52888, 57095, 64790, 66110, 74524, 91352, 93155, 114190, 125609, 129580, 132220, 149048, 186310, 204941, 228380, 251218, 259160, 264440, 353989, 372620, 409882, 456760, 502436, 628045, 707978, 745240, 819764, 1004872, 1024705, 1256090, 1415956, 1639528, 1769945, 2049410, 2512180, 2831912, 3539890, 3893879, 4098820, 5024360, 7079780, 7787758, 8197640, 14159560, 15575516, 19469395, 31151032, 38938790, 77877580, 155755160]

約数ペア:

[(1, 155755160), (2, 77877580), (4, 38938790), (5, 31151032), (8, 19469395), (10, 15575516), (11, 14159560), (19, 8197640), (20, 7787758), (22, 7079780), (31, 5024360), (38, 4098820), (40, 3893879), (44, 3539890), (55, 2831912), (62, 2512180), (76, 2049410), (88, 1769945), (95, 1639528), (110, 1415956), (124, 1256090), (152, 1024705), (155, 1004872), (190, 819764), (209, 745240), (220, 707978), (248, 628045), (310, 502436), (341, 456760), (380, 409882), (418, 372620), (440, 353989), (589, 264440), (601, 259160), (620, 251218), (682, 228380), (760, 204941), (836, 186310), (1045, 149048), (1178, 132220), (1202, 129580), (1240, 125609), (1364, 114190), (1672, 93155), (1705, 91352), (2090, 74524), (2356, 66110), (2404, 64790), (2728, 57095), (2945, 52888), (3005, 51832), (3410, 45676), (4180, 37262), (4712, 33055), (4808, 32395), (5890, 26444), (6010, 25916), (6479, 24040), (6611, 23560), (6820, 22838), (8360, 18631), (11419, 13640), (11780, 13222), (12020, 12958)]