155513960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{883}}^1$

素因数の和:955

約数の個数: 128

約数和(自身を含む): 435352320

約数和(自身を除く): 279838360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 37, 40, 56, 68, 70, 74, 85, 119, 136, 140, 148, 170, 185, 238, 259, 280, 296, 340, 370, 476, 518, 595, 629, 680, 740, 883, 952, 1036, 1190, 1258, 1295, 1480, 1766, 2072, 2380, 2516, 2590, 3145, 3532, 4403, 4415, 4760, 5032, 5180, 6181, 6290, 7064, 8806, 8830, 10360, 12362, 12580, 15011, 17612, 17660, 22015, 24724, 25160, 30022, 30905, 32671, 35224, 35320, 44030, 49448, 60044, 61810, 65342, 75055, 88060, 105077, 120088, 123620, 130684, 150110, 163355, 176120, 210154, 228697, 247240, 261368, 300220, 326710, 420308, 457394, 525385, 555407, 600440, 653420, 840616, 914788, 1050770, 1110814, 1143485, 1306840, 1829576, 2101540, 2221628, 2286970, 2777035, 3887849, 4203080, 4443256, 4573940, 5554070, 7775698, 9147880, 11108140, 15551396, 19439245, 22216280, 31102792, 38878490, 77756980, 155513960]

約数ペア:

[(1, 155513960), (2, 77756980), (4, 38878490), (5, 31102792), (7, 22216280), (8, 19439245), (10, 15551396), (14, 11108140), (17, 9147880), (20, 7775698), (28, 5554070), (34, 4573940), (35, 4443256), (37, 4203080), (40, 3887849), (56, 2777035), (68, 2286970), (70, 2221628), (74, 2101540), (85, 1829576), (119, 1306840), (136, 1143485), (140, 1110814), (148, 1050770), (170, 914788), (185, 840616), (238, 653420), (259, 600440), (280, 555407), (296, 525385), (340, 457394), (370, 420308), (476, 326710), (518, 300220), (595, 261368), (629, 247240), (680, 228697), (740, 210154), (883, 176120), (952, 163355), (1036, 150110), (1190, 130684), (1258, 123620), (1295, 120088), (1480, 105077), (1766, 88060), (2072, 75055), (2380, 65342), (2516, 61810), (2590, 60044), (3145, 49448), (3532, 44030), (4403, 35320), (4415, 35224), (4760, 32671), (5032, 30905), (5180, 30022), (6181, 25160), (6290, 24724), (7064, 22015), (8806, 17660), (8830, 17612), (10360, 15011), (12362, 12580)]