151185720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{853}}^1$

素因数の和:1085

約数の個数: 128

約数和(自身を含む): 521418240

約数和(自身を除く): 370232520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 211, 280, 420, 422, 633, 840, 844, 853, 1055, 1266, 1477, 1688, 1706, 2110, 2532, 2559, 2954, 3165, 3412, 4220, 4265, 4431, 5064, 5118, 5908, 5971, 6330, 6824, 7385, 8440, 8530, 8862, 10236, 11816, 11942, 12660, 12795, 14770, 17060, 17724, 17913, 20472, 22155, 23884, 25320, 25590, 29540, 29855, 34120, 35448, 35826, 44310, 47768, 51180, 59080, 59710, 71652, 88620, 89565, 102360, 119420, 143304, 177240, 179130, 179983, 238840, 358260, 359966, 539949, 716520, 719932, 899915, 1079898, 1259881, 1439864, 1799830, 2159796, 2519762, 2699745, 3599660, 3779643, 4319592, 5039524, 5399490, 6299405, 7199320, 7559286, 10079048, 10798980, 12598810, 15118572, 18898215, 21597960, 25197620, 30237144, 37796430, 50395240, 75592860, 151185720]

約数ペア:

[(1, 151185720), (2, 75592860), (3, 50395240), (4, 37796430), (5, 30237144), (6, 25197620), (7, 21597960), (8, 18898215), (10, 15118572), (12, 12598810), (14, 10798980), (15, 10079048), (20, 7559286), (21, 7199320), (24, 6299405), (28, 5399490), (30, 5039524), (35, 4319592), (40, 3779643), (42, 3599660), (56, 2699745), (60, 2519762), (70, 2159796), (84, 1799830), (105, 1439864), (120, 1259881), (140, 1079898), (168, 899915), (210, 719932), (211, 716520), (280, 539949), (420, 359966), (422, 358260), (633, 238840), (840, 179983), (844, 179130), (853, 177240), (1055, 143304), (1266, 119420), (1477, 102360), (1688, 89565), (1706, 88620), (2110, 71652), (2532, 59710), (2559, 59080), (2954, 51180), (3165, 47768), (3412, 44310), (4220, 35826), (4265, 35448), (4431, 34120), (5064, 29855), (5118, 29540), (5908, 25590), (5971, 25320), (6330, 23884), (6824, 22155), (7385, 20472), (8440, 17913), (8530, 17724), (8862, 17060), (10236, 14770), (11816, 12795), (11942, 12660)]