239995840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5639}}^1$

素因数の和:5682

約数の個数: 112

約数和(自身を含む): 687628800

約数和(自身を除く): 447632960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2660, 3040, 4256, 5320, 5639, 6080, 8512, 10640, 11278, 21280, 22556, 28195, 39473, 42560, 45112, 56390, 78946, 90224, 107141, 112780, 157892, 180448, 197365, 214282, 225560, 315784, 360896, 394730, 428564, 451120, 535705, 631568, 749987, 789460, 857128, 902240, 1071410, 1263136, 1499974, 1578920, 1714256, 1804480, 2142820, 2526272, 2999948, 3157840, 3428512, 3749935, 4285640, 5999896, 6315680, 6857024, 7499870, 8571280, 11999792, 12631360, 14999740, 17142560, 23999584, 29999480, 34285120, 47999168, 59998960, 119997920, 239995840]

約数ペア:

[(1, 239995840), (2, 119997920), (4, 59998960), (5, 47999168), (7, 34285120), (8, 29999480), (10, 23999584), (14, 17142560), (16, 14999740), (19, 12631360), (20, 11999792), (28, 8571280), (32, 7499870), (35, 6857024), (38, 6315680), (40, 5999896), (56, 4285640), (64, 3749935), (70, 3428512), (76, 3157840), (80, 2999948), (95, 2526272), (112, 2142820), (133, 1804480), (140, 1714256), (152, 1578920), (160, 1499974), (190, 1263136), (224, 1071410), (266, 902240), (280, 857128), (304, 789460), (320, 749987), (380, 631568), (448, 535705), (532, 451120), (560, 428564), (608, 394730), (665, 360896), (760, 315784), (1064, 225560), (1120, 214282), (1216, 197365), (1330, 180448), (1520, 157892), (2128, 112780), (2240, 107141), (2660, 90224), (3040, 78946), (4256, 56390), (5320, 45112), (5639, 42560), (6080, 39473), (8512, 28195), (10640, 22556), (11278, 21280)]