289795740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1867}}^1$

素因数の和:2091

約数の個数: 96

約数和(自身を含む): 878707200

約数和(自身を除く): 588911460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 199, 260, 390, 398, 597, 780, 796, 995, 1194, 1867, 1990, 2388, 2587, 2985, 3734, 3980, 5174, 5601, 5970, 7468, 7761, 9335, 10348, 11202, 11940, 12935, 15522, 18670, 22404, 24271, 25870, 28005, 31044, 37340, 38805, 48542, 51740, 56010, 72813, 77610, 97084, 112020, 121355, 145626, 155220, 242710, 291252, 364065, 371533, 485420, 728130, 743066, 1114599, 1456260, 1486132, 1857665, 2229198, 3715330, 4458396, 4829929, 5572995, 7430660, 9659858, 11145990, 14489787, 19319716, 22291980, 24149645, 28979574, 48299290, 57959148, 72448935, 96598580, 144897870, 289795740]

約数ペア:

[(1, 289795740), (2, 144897870), (3, 96598580), (4, 72448935), (5, 57959148), (6, 48299290), (10, 28979574), (12, 24149645), (13, 22291980), (15, 19319716), (20, 14489787), (26, 11145990), (30, 9659858), (39, 7430660), (52, 5572995), (60, 4829929), (65, 4458396), (78, 3715330), (130, 2229198), (156, 1857665), (195, 1486132), (199, 1456260), (260, 1114599), (390, 743066), (398, 728130), (597, 485420), (780, 371533), (796, 364065), (995, 291252), (1194, 242710), (1867, 155220), (1990, 145626), (2388, 121355), (2587, 112020), (2985, 97084), (3734, 77610), (3980, 72813), (5174, 56010), (5601, 51740), (5970, 48542), (7468, 38805), (7761, 37340), (9335, 31044), (10348, 28005), (11202, 25870), (11940, 24271), (12935, 22404), (15522, 18670)]