78746940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{827}}^1$

素因数の和:888

約数の個数: 108

約数和(自身を含む): 250004664

約数和(自身を除く): 171257724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 529, 690, 827, 828, 1035, 1058, 1380, 1587, 1654, 2070, 2116, 2481, 2645, 3174, 3308, 4135, 4140, 4761, 4962, 5290, 6348, 7443, 7935, 8270, 9522, 9924, 10580, 12405, 14886, 15870, 16540, 19021, 19044, 23805, 24810, 29772, 31740, 37215, 38042, 47610, 49620, 57063, 74430, 76084, 95105, 95220, 114126, 148860, 171189, 190210, 228252, 285315, 342378, 380420, 437483, 570630, 684756, 855945, 874966, 1141260, 1312449, 1711890, 1749932, 2187415, 2624898, 3423780, 3937347, 4374830, 5249796, 6562245, 7874694, 8749660, 13124490, 15749388, 19686735, 26248980, 39373470, 78746940]

約数ペア:

[(1, 78746940), (2, 39373470), (3, 26248980), (4, 19686735), (5, 15749388), (6, 13124490), (9, 8749660), (10, 7874694), (12, 6562245), (15, 5249796), (18, 4374830), (20, 3937347), (23, 3423780), (30, 2624898), (36, 2187415), (45, 1749932), (46, 1711890), (60, 1312449), (69, 1141260), (90, 874966), (92, 855945), (115, 684756), (138, 570630), (180, 437483), (207, 380420), (230, 342378), (276, 285315), (345, 228252), (414, 190210), (460, 171189), (529, 148860), (690, 114126), (827, 95220), (828, 95105), (1035, 76084), (1058, 74430), (1380, 57063), (1587, 49620), (1654, 47610), (2070, 38042), (2116, 37215), (2481, 31740), (2645, 29772), (3174, 24810), (3308, 23805), (4135, 19044), (4140, 19021), (4761, 16540), (4962, 15870), (5290, 14886), (6348, 12405), (7443, 10580), (7935, 9924), (8270, 9522)]