38949960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:631

約数の個数: 128

約数和(自身を含む): 135302400

約数和(自身を除く): 96352440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 521, 534, 623, 712, 840, 890, 1042, 1068, 1246, 1335, 1563, 1780, 1869, 2084, 2136, 2492, 2605, 2670, 3115, 3126, 3560, 3647, 3738, 4168, 4984, 5210, 5340, 6230, 6252, 7294, 7476, 7815, 9345, 10420, 10680, 10941, 12460, 12504, 14588, 14952, 15630, 18235, 18690, 20840, 21882, 24920, 29176, 31260, 36470, 37380, 43764, 46369, 54705, 62520, 72940, 74760, 87528, 92738, 109410, 139107, 145880, 185476, 218820, 231845, 278214, 324583, 370952, 437640, 463690, 556428, 649166, 695535, 927380, 973749, 1112856, 1298332, 1391070, 1622915, 1854760, 1947498, 2596664, 2782140, 3245830, 3894996, 4868745, 5564280, 6491660, 7789992, 9737490, 12983320, 19474980, 38949960]

約数ペア:

[(1, 38949960), (2, 19474980), (3, 12983320), (4, 9737490), (5, 7789992), (6, 6491660), (7, 5564280), (8, 4868745), (10, 3894996), (12, 3245830), (14, 2782140), (15, 2596664), (20, 1947498), (21, 1854760), (24, 1622915), (28, 1391070), (30, 1298332), (35, 1112856), (40, 973749), (42, 927380), (56, 695535), (60, 649166), (70, 556428), (84, 463690), (89, 437640), (105, 370952), (120, 324583), (140, 278214), (168, 231845), (178, 218820), (210, 185476), (267, 145880), (280, 139107), (356, 109410), (420, 92738), (445, 87528), (521, 74760), (534, 72940), (623, 62520), (712, 54705), (840, 46369), (890, 43764), (1042, 37380), (1068, 36470), (1246, 31260), (1335, 29176), (1563, 24920), (1780, 21882), (1869, 20840), (2084, 18690), (2136, 18235), (2492, 15630), (2605, 14952), (2670, 14588), (3115, 12504), (3126, 12460), (3560, 10941), (3647, 10680), (3738, 10420), (4168, 9345), (4984, 7815), (5210, 7476), (5340, 7294), (6230, 6252)]