2143148720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{22531}}^1$

素因数の和:22614

約数の個数: 80

約数和(自身を含む): 5280599520

約数和(自身を除く): 3137450800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 41, 58, 80, 82, 116, 145, 164, 205, 232, 290, 328, 410, 464, 580, 656, 820, 1160, 1189, 1640, 2320, 2378, 3280, 4756, 5945, 9512, 11890, 19024, 22531, 23780, 45062, 47560, 90124, 95120, 112655, 180248, 225310, 360496, 450620, 653399, 901240, 923771, 1306798, 1802480, 1847542, 2613596, 3266995, 3695084, 4618855, 5227192, 6533990, 7390168, 9237710, 10454384, 13067980, 14780336, 18475420, 26135960, 26789359, 36950840, 52271920, 53578718, 73901680, 107157436, 133946795, 214314872, 267893590, 428629744, 535787180, 1071574360, 2143148720]

約数ペア:

[(1, 2143148720), (2, 1071574360), (4, 535787180), (5, 428629744), (8, 267893590), (10, 214314872), (16, 133946795), (20, 107157436), (29, 73901680), (40, 53578718), (41, 52271920), (58, 36950840), (80, 26789359), (82, 26135960), (116, 18475420), (145, 14780336), (164, 13067980), (205, 10454384), (232, 9237710), (290, 7390168), (328, 6533990), (410, 5227192), (464, 4618855), (580, 3695084), (656, 3266995), (820, 2613596), (1160, 1847542), (1189, 1802480), (1640, 1306798), (2320, 923771), (2378, 901240), (3280, 653399), (4756, 450620), (5945, 360496), (9512, 225310), (11890, 180248), (19024, 112655), (22531, 95120), (23780, 90124), (45062, 47560)]