76440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1$

素因数の和:41

約数の個数: 96

約数和(自身を含む): 287280

約数和(自身を除く): 210840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 49, 52, 56, 60, 65, 70, 78, 84, 91, 98, 104, 105, 120, 130, 140, 147, 156, 168, 182, 195, 196, 210, 245, 260, 273, 280, 294, 312, 364, 390, 392, 420, 455, 490, 520, 546, 588, 637, 728, 735, 780, 840, 910, 980, 1092, 1176, 1274, 1365, 1470, 1560, 1820, 1911, 1960, 2184, 2548, 2730, 2940, 3185, 3640, 3822, 5096, 5460, 5880, 6370, 7644, 9555, 10920, 12740, 15288, 19110, 25480, 38220, 76440]

約数ペア:

[(1, 76440), (2, 38220), (3, 25480), (4, 19110), (5, 15288), (6, 12740), (7, 10920), (8, 9555), (10, 7644), (12, 6370), (13, 5880), (14, 5460), (15, 5096), (20, 3822), (21, 3640), (24, 3185), (26, 2940), (28, 2730), (30, 2548), (35, 2184), (39, 1960), (40, 1911), (42, 1820), (49, 1560), (52, 1470), (56, 1365), (60, 1274), (65, 1176), (70, 1092), (78, 980), (84, 910), (91, 840), (98, 780), (104, 735), (105, 728), (120, 637), (130, 588), (140, 546), (147, 520), (156, 490), (168, 455), (182, 420), (195, 392), (196, 390), (210, 364), (245, 312), (260, 294), (273, 280)]