156731120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21529}}^1$

素因数の和:21562

約数の個数: 80

約数和(自身を含む): 448512960

約数和(自身を除く): 291781840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 21529, 43058, 86116, 107645, 150703, 172232, 215290, 279877, 301406, 344464, 430580, 559754, 602812, 753515, 861160, 1119508, 1205624, 1399385, 1507030, 1722320, 1959139, 2239016, 2411248, 2798770, 3014060, 3918278, 4478032, 5597540, 6028120, 7836556, 9795695, 11195080, 12056240, 15673112, 19591390, 22390160, 31346224, 39182780, 78365560, 156731120]

約数ペア:

[(1, 156731120), (2, 78365560), (4, 39182780), (5, 31346224), (7, 22390160), (8, 19591390), (10, 15673112), (13, 12056240), (14, 11195080), (16, 9795695), (20, 7836556), (26, 6028120), (28, 5597540), (35, 4478032), (40, 3918278), (52, 3014060), (56, 2798770), (65, 2411248), (70, 2239016), (80, 1959139), (91, 1722320), (104, 1507030), (112, 1399385), (130, 1205624), (140, 1119508), (182, 861160), (208, 753515), (260, 602812), (280, 559754), (364, 430580), (455, 344464), (520, 301406), (560, 279877), (728, 215290), (910, 172232), (1040, 150703), (1456, 107645), (1820, 86116), (3640, 43058), (7280, 21529)]