243886920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1237}}^1$

素因数の和:1335

約数の個数: 128

約数和(自身を含む): 770135040

約数和(自身を除く): 526248120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 53, 60, 62, 93, 106, 120, 124, 155, 159, 186, 212, 248, 265, 310, 318, 372, 424, 465, 530, 620, 636, 744, 795, 930, 1060, 1237, 1240, 1272, 1590, 1643, 1860, 2120, 2474, 3180, 3286, 3711, 3720, 4929, 4948, 6185, 6360, 6572, 7422, 8215, 9858, 9896, 12370, 13144, 14844, 16430, 18555, 19716, 24645, 24740, 29688, 32860, 37110, 38347, 39432, 49290, 49480, 65561, 65720, 74220, 76694, 98580, 115041, 131122, 148440, 153388, 191735, 196683, 197160, 230082, 262244, 306776, 327805, 383470, 393366, 460164, 524488, 575205, 655610, 766940, 786732, 920328, 983415, 1150410, 1311220, 1533880, 1573464, 1966830, 2032391, 2300820, 2622440, 3933660, 4064782, 4601640, 6097173, 7867320, 8129564, 10161955, 12194346, 16259128, 20323910, 24388692, 30485865, 40647820, 48777384, 60971730, 81295640, 121943460, 243886920]

約数ペア:

[(1, 243886920), (2, 121943460), (3, 81295640), (4, 60971730), (5, 48777384), (6, 40647820), (8, 30485865), (10, 24388692), (12, 20323910), (15, 16259128), (20, 12194346), (24, 10161955), (30, 8129564), (31, 7867320), (40, 6097173), (53, 4601640), (60, 4064782), (62, 3933660), (93, 2622440), (106, 2300820), (120, 2032391), (124, 1966830), (155, 1573464), (159, 1533880), (186, 1311220), (212, 1150410), (248, 983415), (265, 920328), (310, 786732), (318, 766940), (372, 655610), (424, 575205), (465, 524488), (530, 460164), (620, 393366), (636, 383470), (744, 327805), (795, 306776), (930, 262244), (1060, 230082), (1237, 197160), (1240, 196683), (1272, 191735), (1590, 153388), (1643, 148440), (1860, 131122), (2120, 115041), (2474, 98580), (3180, 76694), (3286, 74220), (3711, 65720), (3720, 65561), (4929, 49480), (4948, 49290), (6185, 39432), (6360, 38347), (6572, 37110), (7422, 32860), (8215, 29688), (9858, 24740), (9896, 24645), (12370, 19716), (13144, 18555), (14844, 16430)]