1221476640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{110641}}^1$

素因数の和:110682

約数の個数: 96

約数和(自身を含む): 4014976896

約数和(自身を除く): 2793500256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 138, 160, 184, 230, 240, 276, 345, 368, 460, 480, 552, 690, 736, 920, 1104, 1380, 1840, 2208, 2760, 3680, 5520, 11040, 110641, 221282, 331923, 442564, 553205, 663846, 885128, 1106410, 1327692, 1659615, 1770256, 2212820, 2544743, 2655384, 3319230, 3540512, 4425640, 5089486, 5310768, 6638460, 7634229, 8851280, 10178972, 10621536, 12723715, 13276920, 15268458, 17702560, 20357944, 25447430, 26553840, 30536916, 38171145, 40715888, 50894860, 53107680, 61073832, 76342290, 81431776, 101789720, 122147664, 152684580, 203579440, 244295328, 305369160, 407158880, 610738320, 1221476640]

約数ペア:

[(1, 1221476640), (2, 610738320), (3, 407158880), (4, 305369160), (5, 244295328), (6, 203579440), (8, 152684580), (10, 122147664), (12, 101789720), (15, 81431776), (16, 76342290), (20, 61073832), (23, 53107680), (24, 50894860), (30, 40715888), (32, 38171145), (40, 30536916), (46, 26553840), (48, 25447430), (60, 20357944), (69, 17702560), (80, 15268458), (92, 13276920), (96, 12723715), (115, 10621536), (120, 10178972), (138, 8851280), (160, 7634229), (184, 6638460), (230, 5310768), (240, 5089486), (276, 4425640), (345, 3540512), (368, 3319230), (460, 2655384), (480, 2544743), (552, 2212820), (690, 1770256), (736, 1659615), (920, 1327692), (1104, 1106410), (1380, 885128), (1840, 663846), (2208, 553205), (2760, 442564), (3680, 331923), (5520, 221282), (11040, 110641)]