289615144

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:411

約数の個数: 128

約数和(自身を含む): 708986880

約数和(自身を除く): 419371736

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 41, 52, 56, 62, 82, 91, 104, 124, 164, 182, 217, 248, 287, 313, 328, 364, 403, 434, 533, 574, 626, 728, 806, 868, 1066, 1148, 1252, 1271, 1612, 1736, 2132, 2191, 2296, 2504, 2542, 2821, 3224, 3731, 4069, 4264, 4382, 5084, 5642, 7462, 8138, 8764, 8897, 9703, 10168, 11284, 12833, 14924, 16276, 16523, 17528, 17794, 19406, 22568, 25666, 28483, 29848, 32552, 33046, 35588, 38812, 51332, 56966, 66092, 67921, 71176, 77624, 89831, 102664, 113932, 115661, 126139, 132184, 135842, 166829, 179662, 227864, 231322, 252278, 271684, 333658, 359324, 397823, 462644, 504556, 543368, 667316, 718648, 795646, 882973, 925288, 1009112, 1167803, 1334632, 1591292, 1765946, 2335606, 2784761, 3182584, 3531892, 4671212, 5171699, 5569522, 7063784, 9342424, 10343398, 11139044, 20686796, 22278088, 36201893, 41373592, 72403786, 144807572, 289615144]

約数ペア:

[(1, 289615144), (2, 144807572), (4, 72403786), (7, 41373592), (8, 36201893), (13, 22278088), (14, 20686796), (26, 11139044), (28, 10343398), (31, 9342424), (41, 7063784), (52, 5569522), (56, 5171699), (62, 4671212), (82, 3531892), (91, 3182584), (104, 2784761), (124, 2335606), (164, 1765946), (182, 1591292), (217, 1334632), (248, 1167803), (287, 1009112), (313, 925288), (328, 882973), (364, 795646), (403, 718648), (434, 667316), (533, 543368), (574, 504556), (626, 462644), (728, 397823), (806, 359324), (868, 333658), (1066, 271684), (1148, 252278), (1252, 231322), (1271, 227864), (1612, 179662), (1736, 166829), (2132, 135842), (2191, 132184), (2296, 126139), (2504, 115661), (2542, 113932), (2821, 102664), (3224, 89831), (3731, 77624), (4069, 71176), (4264, 67921), (4382, 66092), (5084, 56966), (5642, 51332), (7462, 38812), (8138, 35588), (8764, 33046), (8897, 32552), (9703, 29848), (10168, 28483), (11284, 25666), (12833, 22568), (14924, 19406), (16276, 17794), (16523, 17528)]