220520040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{141359}}^1$

素因数の和:141386

約数の個数: 64

約数和(自身を含む): 712454400

約数和(自身を除く): 491934360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 141359, 282718, 424077, 565436, 706795, 848154, 1130872, 1413590, 1696308, 1837667, 2120385, 2827180, 3392616, 3675334, 4240770, 5513001, 5654360, 7350668, 8481540, 9188335, 11026002, 14701336, 16963080, 18376670, 22052004, 27565005, 36753340, 44104008, 55130010, 73506680, 110260020, 220520040]

約数ペア:

[(1, 220520040), (2, 110260020), (3, 73506680), (4, 55130010), (5, 44104008), (6, 36753340), (8, 27565005), (10, 22052004), (12, 18376670), (13, 16963080), (15, 14701336), (20, 11026002), (24, 9188335), (26, 8481540), (30, 7350668), (39, 5654360), (40, 5513001), (52, 4240770), (60, 3675334), (65, 3392616), (78, 2827180), (104, 2120385), (120, 1837667), (130, 1696308), (156, 1413590), (195, 1130872), (260, 848154), (312, 706795), (390, 565436), (520, 424077), (780, 282718), (1560, 141359)]