74914840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1871}}^1$

素因数の和:1913

約数の個数: 128

約数和(自身を含む): 226437120

約数和(自身を除く): 151522280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1540, 1820, 1871, 2002, 2860, 3080, 3640, 3742, 4004, 5005, 5720, 7484, 8008, 9355, 10010, 13097, 14968, 18710, 20020, 20581, 24323, 26194, 37420, 40040, 41162, 48646, 52388, 65485, 74840, 82324, 97292, 102905, 104776, 121615, 130970, 144067, 164648, 170261, 194584, 205810, 243230, 261940, 267553, 288134, 340522, 411620, 486460, 523880, 535106, 576268, 681044, 720335, 823240, 851305, 972920, 1070212, 1152536, 1337765, 1362088, 1440670, 1702610, 1872871, 2140424, 2675530, 2881340, 3405220, 3745742, 5351060, 5762680, 6810440, 7491484, 9364355, 10702120, 14982968, 18728710, 37457420, 74914840]

約数ペア:

[(1, 74914840), (2, 37457420), (4, 18728710), (5, 14982968), (7, 10702120), (8, 9364355), (10, 7491484), (11, 6810440), (13, 5762680), (14, 5351060), (20, 3745742), (22, 3405220), (26, 2881340), (28, 2675530), (35, 2140424), (40, 1872871), (44, 1702610), (52, 1440670), (55, 1362088), (56, 1337765), (65, 1152536), (70, 1070212), (77, 972920), (88, 851305), (91, 823240), (104, 720335), (110, 681044), (130, 576268), (140, 535106), (143, 523880), (154, 486460), (182, 411620), (220, 340522), (260, 288134), (280, 267553), (286, 261940), (308, 243230), (364, 205810), (385, 194584), (440, 170261), (455, 164648), (520, 144067), (572, 130970), (616, 121615), (715, 104776), (728, 102905), (770, 97292), (910, 82324), (1001, 74840), (1144, 65485), (1430, 52388), (1540, 48646), (1820, 41162), (1871, 40040), (2002, 37420), (2860, 26194), (3080, 24323), (3640, 20581), (3742, 20020), (4004, 18710), (5005, 14968), (5720, 13097), (7484, 10010), (8008, 9355)]