357972420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{821}}^1$

素因数の和:902

約数の個数: 144

約数和(自身を含む): 1111948992

約数和(自身を除く): 753976572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 60, 65, 78, 86, 129, 130, 156, 169, 172, 195, 215, 258, 260, 338, 390, 430, 507, 516, 559, 645, 676, 780, 821, 845, 860, 1014, 1118, 1290, 1642, 1677, 1690, 2028, 2236, 2463, 2535, 2580, 2795, 3284, 3354, 3380, 4105, 4926, 5070, 5590, 6708, 7267, 8210, 8385, 9852, 10140, 10673, 11180, 12315, 14534, 16420, 16770, 21346, 21801, 24630, 29068, 32019, 33540, 35303, 36335, 42692, 43602, 49260, 53365, 64038, 70606, 72670, 87204, 105909, 106730, 109005, 128076, 138749, 141212, 145340, 160095, 176515, 211818, 213460, 218010, 277498, 320190, 353030, 416247, 423636, 436020, 458939, 529545, 554996, 640380, 693745, 706060, 832494, 917878, 1059090, 1376817, 1387490, 1664988, 1835756, 2081235, 2118180, 2294695, 2753634, 2774980, 4162470, 4589390, 5507268, 5966207, 6884085, 8324940, 9178780, 11932414, 13768170, 17898621, 23864828, 27536340, 29831035, 35797242, 59662070, 71594484, 89493105, 119324140, 178986210, 357972420]

約数ペア:

[(1, 357972420), (2, 178986210), (3, 119324140), (4, 89493105), (5, 71594484), (6, 59662070), (10, 35797242), (12, 29831035), (13, 27536340), (15, 23864828), (20, 17898621), (26, 13768170), (30, 11932414), (39, 9178780), (43, 8324940), (52, 6884085), (60, 5966207), (65, 5507268), (78, 4589390), (86, 4162470), (129, 2774980), (130, 2753634), (156, 2294695), (169, 2118180), (172, 2081235), (195, 1835756), (215, 1664988), (258, 1387490), (260, 1376817), (338, 1059090), (390, 917878), (430, 832494), (507, 706060), (516, 693745), (559, 640380), (645, 554996), (676, 529545), (780, 458939), (821, 436020), (845, 423636), (860, 416247), (1014, 353030), (1118, 320190), (1290, 277498), (1642, 218010), (1677, 213460), (1690, 211818), (2028, 176515), (2236, 160095), (2463, 145340), (2535, 141212), (2580, 138749), (2795, 128076), (3284, 109005), (3354, 106730), (3380, 105909), (4105, 87204), (4926, 72670), (5070, 70606), (5590, 64038), (6708, 53365), (7267, 49260), (8210, 43602), (8385, 42692), (9852, 36335), (10140, 35303), (10673, 33540), (11180, 32019), (12315, 29068), (14534, 24630), (16420, 21801), (16770, 21346)]