257386932

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 735134400

約数和(自身を除く): 477747468

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 67, 89, 99, 109, 132, 134, 178, 198, 201, 218, 267, 268, 327, 356, 396, 402, 436, 534, 603, 654, 737, 801, 804, 979, 981, 1068, 1199, 1206, 1308, 1474, 1602, 1958, 1962, 2211, 2398, 2412, 2937, 2948, 3204, 3597, 3916, 3924, 4422, 4796, 5874, 5963, 6633, 7194, 7303, 8811, 8844, 9701, 10791, 11748, 11926, 13266, 14388, 14606, 17622, 17889, 19402, 21582, 21909, 23852, 26532, 29103, 29212, 35244, 35778, 38804, 43164, 43818, 53667, 58206, 65593, 65727, 71556, 80333, 87309, 87636, 106711, 107334, 116412, 131186, 131454, 160666, 174618, 196779, 213422, 214668, 240999, 262372, 262908, 320133, 321332, 349236, 393558, 426844, 481998, 590337, 640266, 649967, 722997, 787116, 960399, 963996, 1180674, 1280532, 1299934, 1445994, 1920798, 1949901, 2361348, 2599868, 2891988, 3841596, 3899802, 5849703, 7149637, 7799604, 11699406, 14299274, 21448911, 23398812, 28598548, 42897822, 64346733, 85795644, 128693466, 257386932]

約数ペア:

[(1, 257386932), (2, 128693466), (3, 85795644), (4, 64346733), (6, 42897822), (9, 28598548), (11, 23398812), (12, 21448911), (18, 14299274), (22, 11699406), (33, 7799604), (36, 7149637), (44, 5849703), (66, 3899802), (67, 3841596), (89, 2891988), (99, 2599868), (109, 2361348), (132, 1949901), (134, 1920798), (178, 1445994), (198, 1299934), (201, 1280532), (218, 1180674), (267, 963996), (268, 960399), (327, 787116), (356, 722997), (396, 649967), (402, 640266), (436, 590337), (534, 481998), (603, 426844), (654, 393558), (737, 349236), (801, 321332), (804, 320133), (979, 262908), (981, 262372), (1068, 240999), (1199, 214668), (1206, 213422), (1308, 196779), (1474, 174618), (1602, 160666), (1958, 131454), (1962, 131186), (2211, 116412), (2398, 107334), (2412, 106711), (2937, 87636), (2948, 87309), (3204, 80333), (3597, 71556), (3916, 65727), (3924, 65593), (4422, 58206), (4796, 53667), (5874, 43818), (5963, 43164), (6633, 38804), (7194, 35778), (7303, 35244), (8811, 29212), (8844, 29103), (9701, 26532), (10791, 23852), (11748, 21909), (11926, 21582), (13266, 19402), (14388, 17889), (14606, 17622)]