15523440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{911}}^1$

素因数の和:998

約数の個数: 80

約数和(自身を含む): 48854016

約数和(自身を除く): 33330576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 911, 1065, 1136, 1420, 1704, 1822, 2130, 2733, 2840, 3408, 3644, 4260, 4555, 5466, 5680, 7288, 8520, 9110, 10932, 13665, 14576, 17040, 18220, 21864, 27330, 36440, 43728, 54660, 64681, 72880, 109320, 129362, 194043, 218640, 258724, 323405, 388086, 517448, 646810, 776172, 970215, 1034896, 1293620, 1552344, 1940430, 2587240, 3104688, 3880860, 5174480, 7761720, 15523440]

約数ペア:

[(1, 15523440), (2, 7761720), (3, 5174480), (4, 3880860), (5, 3104688), (6, 2587240), (8, 1940430), (10, 1552344), (12, 1293620), (15, 1034896), (16, 970215), (20, 776172), (24, 646810), (30, 517448), (40, 388086), (48, 323405), (60, 258724), (71, 218640), (80, 194043), (120, 129362), (142, 109320), (213, 72880), (240, 64681), (284, 54660), (355, 43728), (426, 36440), (568, 27330), (710, 21864), (852, 18220), (911, 17040), (1065, 14576), (1136, 13665), (1420, 10932), (1704, 9110), (1822, 8520), (2130, 7288), (2733, 5680), (2840, 5466), (3408, 4555), (3644, 4260)]