15653820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 192

約数和(自身を含む): 55996416

約数和(自身を除く): 40342596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 47, 52, 60, 61, 65, 70, 78, 84, 91, 94, 105, 122, 130, 140, 141, 156, 182, 183, 188, 195, 210, 235, 244, 260, 273, 282, 305, 329, 364, 366, 390, 420, 427, 455, 470, 546, 564, 610, 611, 658, 705, 732, 780, 793, 854, 910, 915, 940, 987, 1092, 1220, 1222, 1281, 1316, 1365, 1410, 1586, 1645, 1708, 1820, 1830, 1833, 1974, 2135, 2379, 2444, 2562, 2730, 2820, 2867, 3055, 3172, 3290, 3660, 3666, 3948, 3965, 4270, 4277, 4758, 4935, 5124, 5460, 5551, 5734, 6110, 6405, 6580, 7332, 7930, 8540, 8554, 8601, 9165, 9516, 9870, 11102, 11468, 11895, 12220, 12810, 12831, 14335, 15860, 16653, 17108, 17202, 18330, 19740, 20069, 21385, 22204, 23790, 25620, 25662, 27755, 28670, 33306, 34404, 36660, 37271, 40138, 42770, 43005, 47580, 51324, 55510, 57340, 60207, 64155, 66612, 74542, 80276, 83265, 85540, 86010, 100345, 111020, 111813, 120414, 128310, 149084, 166530, 172020, 186355, 200690, 223626, 240828, 256620, 260897, 301035, 333060, 372710, 401380, 447252, 521794, 559065, 602070, 745420, 782691, 1043588, 1118130, 1204140, 1304485, 1565382, 2236260, 2608970, 3130764, 3913455, 5217940, 7826910, 15653820]

約数ペア:

[(1, 15653820), (2, 7826910), (3, 5217940), (4, 3913455), (5, 3130764), (6, 2608970), (7, 2236260), (10, 1565382), (12, 1304485), (13, 1204140), (14, 1118130), (15, 1043588), (20, 782691), (21, 745420), (26, 602070), (28, 559065), (30, 521794), (35, 447252), (39, 401380), (42, 372710), (47, 333060), (52, 301035), (60, 260897), (61, 256620), (65, 240828), (70, 223626), (78, 200690), (84, 186355), (91, 172020), (94, 166530), (105, 149084), (122, 128310), (130, 120414), (140, 111813), (141, 111020), (156, 100345), (182, 86010), (183, 85540), (188, 83265), (195, 80276), (210, 74542), (235, 66612), (244, 64155), (260, 60207), (273, 57340), (282, 55510), (305, 51324), (329, 47580), (364, 43005), (366, 42770), (390, 40138), (420, 37271), (427, 36660), (455, 34404), (470, 33306), (546, 28670), (564, 27755), (610, 25662), (611, 25620), (658, 23790), (705, 22204), (732, 21385), (780, 20069), (793, 19740), (854, 18330), (910, 17202), (915, 17108), (940, 16653), (987, 15860), (1092, 14335), (1220, 12831), (1222, 12810), (1281, 12220), (1316, 11895), (1365, 11468), (1410, 11102), (1586, 9870), (1645, 9516), (1708, 9165), (1820, 8601), (1830, 8554), (1833, 8540), (1974, 7930), (2135, 7332), (2379, 6580), (2444, 6405), (2562, 6110), (2730, 5734), (2820, 5551), (2867, 5460), (3055, 5124), (3172, 4935), (3290, 4758), (3660, 4277), (3666, 4270), (3948, 3965)]