122416840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{199}}^1$

素因数の和:256

約数の個数: 128

約数和(自身を含む): 342720000

約数和(自身を除く): 220303160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 169, 182, 199, 260, 280, 338, 364, 398, 455, 520, 676, 728, 796, 845, 910, 995, 1183, 1352, 1393, 1592, 1690, 1820, 1990, 2197, 2366, 2587, 2786, 3380, 3640, 3980, 4394, 4732, 5174, 5572, 5915, 6760, 6965, 7960, 8788, 9464, 10348, 10985, 11144, 11830, 12935, 13930, 15379, 17576, 18109, 20696, 21970, 23660, 25870, 27860, 30758, 33631, 36218, 43940, 47320, 51740, 55720, 61516, 67262, 72436, 76895, 87880, 90545, 103480, 123032, 134524, 144872, 153790, 168155, 181090, 235417, 269048, 307580, 336310, 362180, 437203, 470834, 615160, 672620, 724360, 874406, 941668, 1177085, 1345240, 1748812, 1883336, 2186015, 2354170, 3060421, 3497624, 4372030, 4708340, 6120842, 8744060, 9416680, 12241684, 15302105, 17488120, 24483368, 30604210, 61208420, 122416840]

約数ペア:

[(1, 122416840), (2, 61208420), (4, 30604210), (5, 24483368), (7, 17488120), (8, 15302105), (10, 12241684), (13, 9416680), (14, 8744060), (20, 6120842), (26, 4708340), (28, 4372030), (35, 3497624), (40, 3060421), (52, 2354170), (56, 2186015), (65, 1883336), (70, 1748812), (91, 1345240), (104, 1177085), (130, 941668), (140, 874406), (169, 724360), (182, 672620), (199, 615160), (260, 470834), (280, 437203), (338, 362180), (364, 336310), (398, 307580), (455, 269048), (520, 235417), (676, 181090), (728, 168155), (796, 153790), (845, 144872), (910, 134524), (995, 123032), (1183, 103480), (1352, 90545), (1393, 87880), (1592, 76895), (1690, 72436), (1820, 67262), (1990, 61516), (2197, 55720), (2366, 51740), (2587, 47320), (2786, 43940), (3380, 36218), (3640, 33631), (3980, 30758), (4394, 27860), (4732, 25870), (5174, 23660), (5572, 21970), (5915, 20696), (6760, 18109), (6965, 17576), (7960, 15379), (8788, 13930), (9464, 12935), (10348, 11830), (10985, 11144)]