178730190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2$

素因数の和:167

約数の個数: 144

約数和(自身を含む): 507012480

約数和(自身を除く): 328282290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 31, 45, 47, 58, 62, 87, 90, 93, 94, 141, 145, 155, 174, 186, 235, 261, 279, 282, 290, 310, 423, 435, 465, 470, 522, 558, 705, 846, 870, 899, 930, 1305, 1363, 1395, 1410, 1457, 1798, 2115, 2209, 2610, 2697, 2726, 2790, 2914, 4089, 4230, 4371, 4418, 4495, 5394, 6627, 6815, 7285, 8091, 8178, 8742, 8990, 11045, 12267, 13113, 13254, 13485, 13630, 14570, 16182, 19881, 20445, 21855, 22090, 24534, 26226, 26970, 33135, 39762, 40455, 40890, 42253, 43710, 61335, 64061, 65565, 66270, 68479, 80910, 84506, 99405, 122670, 126759, 128122, 131130, 136958, 192183, 198810, 205437, 211265, 253518, 320305, 342395, 380277, 384366, 410874, 422530, 576549, 616311, 633795, 640610, 684790, 760554, 960915, 1027185, 1153098, 1232622, 1267590, 1901385, 1921830, 1985891, 2054370, 2882745, 3081555, 3802770, 3971782, 5765490, 5957673, 6163110, 9929455, 11915346, 17873019, 19858910, 29788365, 35746038, 59576730, 89365095, 178730190]

約数ペア:

[(1, 178730190), (2, 89365095), (3, 59576730), (5, 35746038), (6, 29788365), (9, 19858910), (10, 17873019), (15, 11915346), (18, 9929455), (29, 6163110), (30, 5957673), (31, 5765490), (45, 3971782), (47, 3802770), (58, 3081555), (62, 2882745), (87, 2054370), (90, 1985891), (93, 1921830), (94, 1901385), (141, 1267590), (145, 1232622), (155, 1153098), (174, 1027185), (186, 960915), (235, 760554), (261, 684790), (279, 640610), (282, 633795), (290, 616311), (310, 576549), (423, 422530), (435, 410874), (465, 384366), (470, 380277), (522, 342395), (558, 320305), (705, 253518), (846, 211265), (870, 205437), (899, 198810), (930, 192183), (1305, 136958), (1363, 131130), (1395, 128122), (1410, 126759), (1457, 122670), (1798, 99405), (2115, 84506), (2209, 80910), (2610, 68479), (2697, 66270), (2726, 65565), (2790, 64061), (2914, 61335), (4089, 43710), (4230, 42253), (4371, 40890), (4418, 40455), (4495, 39762), (5394, 33135), (6627, 26970), (6815, 26226), (7285, 24534), (8091, 22090), (8178, 21855), (8742, 20445), (8990, 19881), (11045, 16182), (12267, 14570), (13113, 13630), (13254, 13485)]