131409180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:393

約数の個数: 216

約数和(自身を含む): 475046208

約数和(自身を除く): 343637028

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 49, 60, 63, 70, 84, 90, 94, 98, 105, 126, 140, 141, 147, 180, 188, 196, 210, 235, 245, 252, 282, 294, 315, 317, 329, 420, 423, 441, 470, 490, 564, 588, 630, 634, 658, 705, 735, 846, 882, 940, 951, 980, 987, 1260, 1268, 1316, 1410, 1470, 1585, 1645, 1692, 1764, 1902, 1974, 2115, 2205, 2219, 2303, 2820, 2853, 2940, 2961, 3170, 3290, 3804, 3948, 4230, 4410, 4438, 4606, 4755, 4935, 5706, 5922, 6340, 6580, 6657, 6909, 8460, 8820, 8876, 9212, 9510, 9870, 11095, 11412, 11515, 11844, 13314, 13818, 14265, 14805, 14899, 15533, 19020, 19740, 19971, 20727, 22190, 23030, 26628, 27636, 28530, 29610, 29798, 31066, 33285, 34545, 39942, 41454, 44380, 44697, 46060, 46599, 57060, 59220, 59596, 62132, 66570, 69090, 74495, 77665, 79884, 82908, 89394, 93198, 99855, 103635, 104293, 133140, 134091, 138180, 139797, 148990, 155330, 178788, 186396, 199710, 207270, 208586, 223485, 232995, 268182, 279594, 297980, 310660, 312879, 399420, 414540, 417172, 446970, 465990, 521465, 536364, 559188, 625758, 670455, 698985, 730051, 893940, 931980, 938637, 1042930, 1251516, 1340910, 1397970, 1460102, 1564395, 1877274, 2085860, 2190153, 2681820, 2795940, 2920204, 3128790, 3650255, 3754548, 4380306, 4693185, 6257580, 6570459, 7300510, 8760612, 9386370, 10950765, 13140918, 14601020, 18772740, 21901530, 26281836, 32852295, 43803060, 65704590, 131409180]

約数ペア:

[(1, 131409180), (2, 65704590), (3, 43803060), (4, 32852295), (5, 26281836), (6, 21901530), (7, 18772740), (9, 14601020), (10, 13140918), (12, 10950765), (14, 9386370), (15, 8760612), (18, 7300510), (20, 6570459), (21, 6257580), (28, 4693185), (30, 4380306), (35, 3754548), (36, 3650255), (42, 3128790), (45, 2920204), (47, 2795940), (49, 2681820), (60, 2190153), (63, 2085860), (70, 1877274), (84, 1564395), (90, 1460102), (94, 1397970), (98, 1340910), (105, 1251516), (126, 1042930), (140, 938637), (141, 931980), (147, 893940), (180, 730051), (188, 698985), (196, 670455), (210, 625758), (235, 559188), (245, 536364), (252, 521465), (282, 465990), (294, 446970), (315, 417172), (317, 414540), (329, 399420), (420, 312879), (423, 310660), (441, 297980), (470, 279594), (490, 268182), (564, 232995), (588, 223485), (630, 208586), (634, 207270), (658, 199710), (705, 186396), (735, 178788), (846, 155330), (882, 148990), (940, 139797), (951, 138180), (980, 134091), (987, 133140), (1260, 104293), (1268, 103635), (1316, 99855), (1410, 93198), (1470, 89394), (1585, 82908), (1645, 79884), (1692, 77665), (1764, 74495), (1902, 69090), (1974, 66570), (2115, 62132), (2205, 59596), (2219, 59220), (2303, 57060), (2820, 46599), (2853, 46060), (2940, 44697), (2961, 44380), (3170, 41454), (3290, 39942), (3804, 34545), (3948, 33285), (4230, 31066), (4410, 29798), (4438, 29610), (4606, 28530), (4755, 27636), (4935, 26628), (5706, 23030), (5922, 22190), (6340, 20727), (6580, 19971), (6657, 19740), (6909, 19020), (8460, 15533), (8820, 14899), (8876, 14805), (9212, 14265), (9510, 13818), (9870, 13314), (11095, 11844), (11412, 11515)]