76123880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:427

約数の個数: 128

約数和(自身を含む): 211680000

約数和(自身を除く): 135556120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 41, 56, 70, 76, 82, 95, 133, 140, 152, 164, 190, 205, 266, 280, 287, 328, 349, 380, 410, 532, 574, 665, 698, 760, 779, 820, 1064, 1148, 1330, 1396, 1435, 1558, 1640, 1745, 2296, 2443, 2660, 2792, 2870, 3116, 3490, 3895, 4886, 5320, 5453, 5740, 6232, 6631, 6980, 7790, 9772, 10906, 11480, 12215, 13262, 13960, 14309, 15580, 19544, 21812, 24430, 26524, 27265, 28618, 31160, 33155, 43624, 46417, 48860, 53048, 54530, 57236, 66310, 71545, 92834, 97720, 100163, 109060, 114472, 132620, 143090, 185668, 200326, 218120, 232085, 265240, 271871, 286180, 371336, 400652, 464170, 500815, 543742, 572360, 801304, 928340, 1001630, 1087484, 1359355, 1856680, 1903097, 2003260, 2174968, 2718710, 3806194, 4006520, 5437420, 7612388, 9515485, 10874840, 15224776, 19030970, 38061940, 76123880]

約数ペア:

[(1, 76123880), (2, 38061940), (4, 19030970), (5, 15224776), (7, 10874840), (8, 9515485), (10, 7612388), (14, 5437420), (19, 4006520), (20, 3806194), (28, 2718710), (35, 2174968), (38, 2003260), (40, 1903097), (41, 1856680), (56, 1359355), (70, 1087484), (76, 1001630), (82, 928340), (95, 801304), (133, 572360), (140, 543742), (152, 500815), (164, 464170), (190, 400652), (205, 371336), (266, 286180), (280, 271871), (287, 265240), (328, 232085), (349, 218120), (380, 200326), (410, 185668), (532, 143090), (574, 132620), (665, 114472), (698, 109060), (760, 100163), (779, 97720), (820, 92834), (1064, 71545), (1148, 66310), (1330, 57236), (1396, 54530), (1435, 53048), (1558, 48860), (1640, 46417), (1745, 43624), (2296, 33155), (2443, 31160), (2660, 28618), (2792, 27265), (2870, 26524), (3116, 24430), (3490, 21812), (3895, 19544), (4886, 15580), (5320, 14309), (5453, 13960), (5740, 13262), (6232, 12215), (6631, 11480), (6980, 10906), (7790, 9772)]