210056080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^2$

素因数の和:261

約数の個数: 120

約数和(自身を含む): 562042152

約数和(自身を除く): 351986072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 109, 130, 136, 170, 208, 218, 221, 260, 272, 340, 436, 442, 520, 545, 680, 872, 884, 1040, 1090, 1105, 1360, 1417, 1744, 1768, 1853, 2180, 2210, 2834, 3536, 3706, 4360, 4420, 5668, 7085, 7412, 8720, 8840, 9265, 11336, 11881, 14170, 14824, 17680, 18530, 22672, 23762, 24089, 28340, 29648, 37060, 47524, 48178, 56680, 59405, 74120, 95048, 96356, 113360, 118810, 120445, 148240, 154453, 190096, 192712, 201977, 237620, 240890, 308906, 385424, 403954, 475240, 481780, 617812, 772265, 807908, 950480, 963560, 1009885, 1235624, 1544530, 1615816, 1927120, 2019770, 2471248, 2625701, 3089060, 3231632, 4039540, 5251402, 6178120, 8079080, 10502804, 12356240, 13128505, 16158160, 21005608, 26257010, 42011216, 52514020, 105028040, 210056080]

約数ペア:

[(1, 210056080), (2, 105028040), (4, 52514020), (5, 42011216), (8, 26257010), (10, 21005608), (13, 16158160), (16, 13128505), (17, 12356240), (20, 10502804), (26, 8079080), (34, 6178120), (40, 5251402), (52, 4039540), (65, 3231632), (68, 3089060), (80, 2625701), (85, 2471248), (104, 2019770), (109, 1927120), (130, 1615816), (136, 1544530), (170, 1235624), (208, 1009885), (218, 963560), (221, 950480), (260, 807908), (272, 772265), (340, 617812), (436, 481780), (442, 475240), (520, 403954), (545, 385424), (680, 308906), (872, 240890), (884, 237620), (1040, 201977), (1090, 192712), (1105, 190096), (1360, 154453), (1417, 148240), (1744, 120445), (1768, 118810), (1853, 113360), (2180, 96356), (2210, 95048), (2834, 74120), (3536, 59405), (3706, 56680), (4360, 48178), (4420, 47524), (5668, 37060), (7085, 29648), (7412, 28340), (8720, 24089), (8840, 23762), (9265, 22672), (11336, 18530), (11881, 17680), (14170, 14824)]