18094440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1657}}^1$

素因数の和:1691

約数の個数: 128

約数和(自身を含む): 66850560

約数和(自身を除く): 48756120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1657, 1820, 2184, 2730, 3314, 3640, 4971, 5460, 6628, 8285, 9942, 10920, 11599, 13256, 16570, 19884, 21541, 23198, 24855, 33140, 34797, 39768, 43082, 46396, 49710, 57995, 64623, 66280, 69594, 86164, 92792, 99420, 107705, 115990, 129246, 139188, 150787, 172328, 173985, 198840, 215410, 231980, 258492, 278376, 301574, 323115, 347970, 430820, 452361, 463960, 516984, 603148, 646230, 695940, 753935, 861640, 904722, 1206296, 1292460, 1391880, 1507870, 1809444, 2261805, 2584920, 3015740, 3618888, 4523610, 6031480, 9047220, 18094440]

約数ペア:

[(1, 18094440), (2, 9047220), (3, 6031480), (4, 4523610), (5, 3618888), (6, 3015740), (7, 2584920), (8, 2261805), (10, 1809444), (12, 1507870), (13, 1391880), (14, 1292460), (15, 1206296), (20, 904722), (21, 861640), (24, 753935), (26, 695940), (28, 646230), (30, 603148), (35, 516984), (39, 463960), (40, 452361), (42, 430820), (52, 347970), (56, 323115), (60, 301574), (65, 278376), (70, 258492), (78, 231980), (84, 215410), (91, 198840), (104, 173985), (105, 172328), (120, 150787), (130, 139188), (140, 129246), (156, 115990), (168, 107705), (182, 99420), (195, 92792), (210, 86164), (260, 69594), (273, 66280), (280, 64623), (312, 57995), (364, 49710), (390, 46396), (420, 43082), (455, 39768), (520, 34797), (546, 33140), (728, 24855), (780, 23198), (840, 21541), (910, 19884), (1092, 16570), (1365, 13256), (1560, 11599), (1657, 10920), (1820, 9942), (2184, 8285), (2730, 6628), (3314, 5460), (3640, 4971)]