201245100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1571}}^1$

素因数の和:1656

約数の個数: 144

約数和(自身を含む): 676790016

約数和(自身を除く): 475544916

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 61, 70, 75, 84, 100, 105, 122, 140, 150, 175, 183, 210, 244, 300, 305, 350, 366, 420, 427, 525, 610, 700, 732, 854, 915, 1050, 1220, 1281, 1525, 1571, 1708, 1830, 2100, 2135, 2562, 3050, 3142, 3660, 4270, 4575, 4713, 5124, 6100, 6284, 6405, 7855, 8540, 9150, 9426, 10675, 10997, 12810, 15710, 18300, 18852, 21350, 21994, 23565, 25620, 31420, 32025, 32991, 39275, 42700, 43988, 47130, 54985, 64050, 65982, 78550, 94260, 95831, 109970, 117825, 128100, 131964, 157100, 164955, 191662, 219940, 235650, 274925, 287493, 329910, 383324, 471300, 479155, 549850, 574986, 659820, 670817, 824775, 958310, 1099700, 1149972, 1341634, 1437465, 1649550, 1916620, 2012451, 2395775, 2683268, 2874930, 3299100, 3354085, 4024902, 4791550, 5749860, 6708170, 7187325, 8049804, 9583100, 10062255, 13416340, 14374650, 16770425, 20124510, 28749300, 33540850, 40249020, 50311275, 67081700, 100622550, 201245100]

約数ペア:

[(1, 201245100), (2, 100622550), (3, 67081700), (4, 50311275), (5, 40249020), (6, 33540850), (7, 28749300), (10, 20124510), (12, 16770425), (14, 14374650), (15, 13416340), (20, 10062255), (21, 9583100), (25, 8049804), (28, 7187325), (30, 6708170), (35, 5749860), (42, 4791550), (50, 4024902), (60, 3354085), (61, 3299100), (70, 2874930), (75, 2683268), (84, 2395775), (100, 2012451), (105, 1916620), (122, 1649550), (140, 1437465), (150, 1341634), (175, 1149972), (183, 1099700), (210, 958310), (244, 824775), (300, 670817), (305, 659820), (350, 574986), (366, 549850), (420, 479155), (427, 471300), (525, 383324), (610, 329910), (700, 287493), (732, 274925), (854, 235650), (915, 219940), (1050, 191662), (1220, 164955), (1281, 157100), (1525, 131964), (1571, 128100), (1708, 117825), (1830, 109970), (2100, 95831), (2135, 94260), (2562, 78550), (3050, 65982), (3142, 64050), (3660, 54985), (4270, 47130), (4575, 43988), (4713, 42700), (5124, 39275), (6100, 32991), (6284, 32025), (6405, 31420), (7855, 25620), (8540, 23565), (9150, 21994), (9426, 21350), (10675, 18852), (10997, 18300), (12810, 15710)]