279317820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1091}}^1$

素因数の和:1371

約数の個数: 96

約数和(自身を含む): 832156416

約数和(自身を除く): 552838596

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 251, 255, 340, 502, 510, 753, 1004, 1020, 1091, 1255, 1506, 2182, 2510, 3012, 3273, 3765, 4267, 4364, 5020, 5455, 6546, 7530, 8534, 10910, 12801, 13092, 15060, 16365, 17068, 18547, 21335, 21820, 25602, 32730, 37094, 42670, 51204, 55641, 64005, 65460, 74188, 85340, 92735, 111282, 128010, 185470, 222564, 256020, 273841, 278205, 370940, 547682, 556410, 821523, 1095364, 1112820, 1369205, 1643046, 2738410, 3286092, 4107615, 4655297, 5476820, 8215230, 9310594, 13965891, 16430460, 18621188, 23276485, 27931782, 46552970, 55863564, 69829455, 93105940, 139658910, 279317820]

約数ペア:

[(1, 279317820), (2, 139658910), (3, 93105940), (4, 69829455), (5, 55863564), (6, 46552970), (10, 27931782), (12, 23276485), (15, 18621188), (17, 16430460), (20, 13965891), (30, 9310594), (34, 8215230), (51, 5476820), (60, 4655297), (68, 4107615), (85, 3286092), (102, 2738410), (170, 1643046), (204, 1369205), (251, 1112820), (255, 1095364), (340, 821523), (502, 556410), (510, 547682), (753, 370940), (1004, 278205), (1020, 273841), (1091, 256020), (1255, 222564), (1506, 185470), (2182, 128010), (2510, 111282), (3012, 92735), (3273, 85340), (3765, 74188), (4267, 65460), (4364, 64005), (5020, 55641), (5455, 51204), (6546, 42670), (7530, 37094), (8534, 32730), (10910, 25602), (12801, 21820), (13092, 21335), (15060, 18547), (16365, 17068)]