31862040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{457}}^1$

素因数の和:561

約数の個数: 128

約数和(自身を含む): 110799360

約数和(自身を除く): 78937320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 83, 84, 105, 120, 140, 166, 168, 210, 249, 280, 332, 415, 420, 457, 498, 581, 664, 830, 840, 914, 996, 1162, 1245, 1371, 1660, 1743, 1828, 1992, 2285, 2324, 2490, 2742, 2905, 3199, 3320, 3486, 3656, 4570, 4648, 4980, 5484, 5810, 6398, 6855, 6972, 8715, 9140, 9597, 9960, 10968, 11620, 12796, 13710, 13944, 15995, 17430, 18280, 19194, 23240, 25592, 27420, 31990, 34860, 37931, 38388, 47985, 54840, 63980, 69720, 75862, 76776, 95970, 113793, 127960, 151724, 189655, 191940, 227586, 265517, 303448, 379310, 383880, 455172, 531034, 568965, 758620, 796551, 910344, 1062068, 1137930, 1327585, 1517240, 1593102, 2124136, 2275860, 2655170, 3186204, 3982755, 4551720, 5310340, 6372408, 7965510, 10620680, 15931020, 31862040]

約数ペア:

[(1, 31862040), (2, 15931020), (3, 10620680), (4, 7965510), (5, 6372408), (6, 5310340), (7, 4551720), (8, 3982755), (10, 3186204), (12, 2655170), (14, 2275860), (15, 2124136), (20, 1593102), (21, 1517240), (24, 1327585), (28, 1137930), (30, 1062068), (35, 910344), (40, 796551), (42, 758620), (56, 568965), (60, 531034), (70, 455172), (83, 383880), (84, 379310), (105, 303448), (120, 265517), (140, 227586), (166, 191940), (168, 189655), (210, 151724), (249, 127960), (280, 113793), (332, 95970), (415, 76776), (420, 75862), (457, 69720), (498, 63980), (581, 54840), (664, 47985), (830, 38388), (840, 37931), (914, 34860), (996, 31990), (1162, 27420), (1245, 25592), (1371, 23240), (1660, 19194), (1743, 18280), (1828, 17430), (1992, 15995), (2285, 13944), (2324, 13710), (2490, 12796), (2742, 11620), (2905, 10968), (3199, 9960), (3320, 9597), (3486, 9140), (3656, 8715), (4570, 6972), (4648, 6855), (4980, 6398), (5484, 5810)]