305477880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2141}}^1$

素因数の和:2225

約数の個数: 128

約数和(自身を含む): 971611200

約数和(自身を除く): 666133320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 41, 58, 60, 82, 87, 116, 120, 123, 145, 164, 174, 205, 232, 246, 290, 328, 348, 410, 435, 492, 580, 615, 696, 820, 870, 984, 1160, 1189, 1230, 1640, 1740, 2141, 2378, 2460, 3480, 3567, 4282, 4756, 4920, 5945, 6423, 7134, 8564, 9512, 10705, 11890, 12846, 14268, 17128, 17835, 21410, 23780, 25692, 28536, 32115, 35670, 42820, 47560, 51384, 62089, 64230, 71340, 85640, 87781, 124178, 128460, 142680, 175562, 186267, 248356, 256920, 263343, 310445, 351124, 372534, 438905, 496712, 526686, 620890, 702248, 745068, 877810, 931335, 1053372, 1241780, 1316715, 1490136, 1755620, 1862670, 2106744, 2483560, 2545649, 2633430, 3511240, 3725340, 5091298, 5266860, 7450680, 7636947, 10182596, 10533720, 12728245, 15273894, 20365192, 25456490, 30547788, 38184735, 50912980, 61095576, 76369470, 101825960, 152738940, 305477880]

約数ペア:

[(1, 305477880), (2, 152738940), (3, 101825960), (4, 76369470), (5, 61095576), (6, 50912980), (8, 38184735), (10, 30547788), (12, 25456490), (15, 20365192), (20, 15273894), (24, 12728245), (29, 10533720), (30, 10182596), (40, 7636947), (41, 7450680), (58, 5266860), (60, 5091298), (82, 3725340), (87, 3511240), (116, 2633430), (120, 2545649), (123, 2483560), (145, 2106744), (164, 1862670), (174, 1755620), (205, 1490136), (232, 1316715), (246, 1241780), (290, 1053372), (328, 931335), (348, 877810), (410, 745068), (435, 702248), (492, 620890), (580, 526686), (615, 496712), (696, 438905), (820, 372534), (870, 351124), (984, 310445), (1160, 263343), (1189, 256920), (1230, 248356), (1640, 186267), (1740, 175562), (2141, 142680), (2378, 128460), (2460, 124178), (3480, 87781), (3567, 85640), (4282, 71340), (4756, 64230), (4920, 62089), (5945, 51384), (6423, 47560), (7134, 42820), (8564, 35670), (9512, 32115), (10705, 28536), (11890, 25692), (12846, 23780), (14268, 21410), (17128, 17835)]