87381684

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 259284480

約数和(自身を除く): 171902796

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 31, 36, 38, 39, 52, 57, 62, 76, 78, 93, 114, 117, 124, 156, 171, 186, 228, 234, 247, 279, 317, 342, 372, 403, 468, 494, 558, 589, 634, 684, 741, 806, 951, 988, 1116, 1178, 1209, 1268, 1482, 1612, 1767, 1902, 2223, 2356, 2418, 2853, 2964, 3534, 3627, 3804, 4121, 4446, 4836, 5301, 5706, 6023, 7068, 7254, 7657, 8242, 8892, 9827, 10602, 11412, 12046, 12363, 14508, 15314, 16484, 18069, 19654, 21204, 22971, 24092, 24726, 29481, 30628, 36138, 37089, 39308, 45942, 49452, 54207, 58962, 68913, 72276, 74178, 78299, 88443, 91884, 108414, 117924, 127751, 137826, 148356, 156598, 176886, 186713, 216828, 234897, 255502, 275652, 313196, 353772, 373426, 383253, 469794, 511004, 560139, 704691, 746852, 766506, 939588, 1120278, 1149759, 1409382, 1533012, 1680417, 2240556, 2299518, 2427269, 2818764, 3360834, 4599036, 4854538, 6721668, 7281807, 9709076, 14563614, 21845421, 29127228, 43690842, 87381684]

約数ペア:

[(1, 87381684), (2, 43690842), (3, 29127228), (4, 21845421), (6, 14563614), (9, 9709076), (12, 7281807), (13, 6721668), (18, 4854538), (19, 4599036), (26, 3360834), (31, 2818764), (36, 2427269), (38, 2299518), (39, 2240556), (52, 1680417), (57, 1533012), (62, 1409382), (76, 1149759), (78, 1120278), (93, 939588), (114, 766506), (117, 746852), (124, 704691), (156, 560139), (171, 511004), (186, 469794), (228, 383253), (234, 373426), (247, 353772), (279, 313196), (317, 275652), (342, 255502), (372, 234897), (403, 216828), (468, 186713), (494, 176886), (558, 156598), (589, 148356), (634, 137826), (684, 127751), (741, 117924), (806, 108414), (951, 91884), (988, 88443), (1116, 78299), (1178, 74178), (1209, 72276), (1268, 68913), (1482, 58962), (1612, 54207), (1767, 49452), (1902, 45942), (2223, 39308), (2356, 37089), (2418, 36138), (2853, 30628), (2964, 29481), (3534, 24726), (3627, 24092), (3804, 22971), (4121, 21204), (4446, 19654), (4836, 18069), (5301, 16484), (5706, 15314), (6023, 14508), (7068, 12363), (7254, 12046), (7657, 11412), (8242, 10602), (8892, 9827)]