31882680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{557}}^1$

素因数の和:630

約数の個数: 128

約数和(自身を含む): 108475200

約数和(自身を除く): 76592520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 53, 54, 60, 72, 90, 106, 108, 120, 135, 159, 180, 212, 216, 265, 270, 318, 360, 424, 477, 530, 540, 557, 636, 795, 954, 1060, 1080, 1114, 1272, 1431, 1590, 1671, 1908, 2120, 2228, 2385, 2785, 2862, 3180, 3342, 3816, 4456, 4770, 5013, 5570, 5724, 6360, 6684, 7155, 8355, 9540, 10026, 11140, 11448, 13368, 14310, 15039, 16710, 19080, 20052, 22280, 25065, 28620, 29521, 30078, 33420, 40104, 50130, 57240, 59042, 60156, 66840, 75195, 88563, 100260, 118084, 120312, 147605, 150390, 177126, 200520, 236168, 265689, 295210, 300780, 354252, 442815, 531378, 590420, 601560, 708504, 797067, 885630, 1062756, 1180840, 1328445, 1594134, 1771260, 2125512, 2656890, 3188268, 3542520, 3985335, 5313780, 6376536, 7970670, 10627560, 15941340, 31882680]

約数ペア:

[(1, 31882680), (2, 15941340), (3, 10627560), (4, 7970670), (5, 6376536), (6, 5313780), (8, 3985335), (9, 3542520), (10, 3188268), (12, 2656890), (15, 2125512), (18, 1771260), (20, 1594134), (24, 1328445), (27, 1180840), (30, 1062756), (36, 885630), (40, 797067), (45, 708504), (53, 601560), (54, 590420), (60, 531378), (72, 442815), (90, 354252), (106, 300780), (108, 295210), (120, 265689), (135, 236168), (159, 200520), (180, 177126), (212, 150390), (216, 147605), (265, 120312), (270, 118084), (318, 100260), (360, 88563), (424, 75195), (477, 66840), (530, 60156), (540, 59042), (557, 57240), (636, 50130), (795, 40104), (954, 33420), (1060, 30078), (1080, 29521), (1114, 28620), (1272, 25065), (1431, 22280), (1590, 20052), (1671, 19080), (1908, 16710), (2120, 15039), (2228, 14310), (2385, 13368), (2785, 11448), (2862, 11140), (3180, 10026), (3342, 9540), (3816, 8355), (4456, 7155), (4770, 6684), (5013, 6360), (5570, 5724)]