228939240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{761}}^1$

素因数の和:907

約数の個数: 128

約数和(自身を含む): 724204800

約数和(自身を除く): 495265560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 109, 115, 120, 138, 184, 218, 230, 276, 327, 345, 436, 460, 545, 552, 654, 690, 761, 872, 920, 1090, 1308, 1380, 1522, 1635, 2180, 2283, 2507, 2616, 2760, 3044, 3270, 3805, 4360, 4566, 5014, 6088, 6540, 7521, 7610, 9132, 10028, 11415, 12535, 13080, 15042, 15220, 17503, 18264, 20056, 22830, 25070, 30084, 30440, 35006, 37605, 45660, 50140, 52509, 60168, 70012, 75210, 82949, 87515, 91320, 100280, 105018, 140024, 150420, 165898, 175030, 210036, 248847, 262545, 300840, 331796, 350060, 414745, 420072, 497694, 525090, 663592, 700120, 829490, 995388, 1050180, 1244235, 1658980, 1907827, 1990776, 2100360, 2488470, 3317960, 3815654, 4976940, 5723481, 7631308, 9539135, 9953880, 11446962, 15262616, 19078270, 22893924, 28617405, 38156540, 45787848, 57234810, 76313080, 114469620, 228939240]

約数ペア:

[(1, 228939240), (2, 114469620), (3, 76313080), (4, 57234810), (5, 45787848), (6, 38156540), (8, 28617405), (10, 22893924), (12, 19078270), (15, 15262616), (20, 11446962), (23, 9953880), (24, 9539135), (30, 7631308), (40, 5723481), (46, 4976940), (60, 3815654), (69, 3317960), (92, 2488470), (109, 2100360), (115, 1990776), (120, 1907827), (138, 1658980), (184, 1244235), (218, 1050180), (230, 995388), (276, 829490), (327, 700120), (345, 663592), (436, 525090), (460, 497694), (545, 420072), (552, 414745), (654, 350060), (690, 331796), (761, 300840), (872, 262545), (920, 248847), (1090, 210036), (1308, 175030), (1380, 165898), (1522, 150420), (1635, 140024), (2180, 105018), (2283, 100280), (2507, 91320), (2616, 87515), (2760, 82949), (3044, 75210), (3270, 70012), (3805, 60168), (4360, 52509), (4566, 50140), (5014, 45660), (6088, 37605), (6540, 35006), (7521, 30440), (7610, 30084), (9132, 25070), (10028, 22830), (11415, 20056), (12535, 18264), (13080, 17503), (15042, 15220)]