55787880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:124

約数の個数: 256

約数和(自身を含む): 195955200

約数和(自身を除く): 140167320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 29, 30, 34, 40, 41, 46, 51, 58, 60, 68, 69, 82, 85, 87, 92, 102, 115, 116, 120, 123, 136, 138, 145, 164, 170, 174, 184, 204, 205, 230, 232, 246, 255, 276, 290, 328, 340, 345, 348, 391, 408, 410, 435, 460, 492, 493, 510, 552, 580, 615, 667, 680, 690, 696, 697, 782, 820, 870, 920, 943, 984, 986, 1020, 1160, 1173, 1189, 1230, 1334, 1380, 1394, 1479, 1564, 1640, 1740, 1886, 1955, 1972, 2001, 2040, 2091, 2346, 2378, 2460, 2465, 2668, 2760, 2788, 2829, 2958, 3128, 3335, 3480, 3485, 3567, 3772, 3910, 3944, 4002, 4182, 4692, 4715, 4756, 4920, 4930, 5336, 5576, 5658, 5865, 5916, 5945, 6670, 6970, 7134, 7395, 7544, 7820, 8004, 8364, 9384, 9430, 9512, 9860, 10005, 10455, 11316, 11339, 11730, 11832, 11890, 13340, 13940, 14145, 14268, 14790, 15640, 16008, 16031, 16728, 17835, 18860, 19720, 20010, 20213, 20910, 22632, 22678, 23460, 23780, 26680, 27347, 27880, 28290, 28536, 29580, 32062, 34017, 35670, 37720, 40020, 40426, 41820, 45356, 46920, 47560, 48093, 54694, 56580, 56695, 59160, 60639, 64124, 68034, 71340, 80040, 80155, 80852, 82041, 83640, 90712, 96186, 101065, 109388, 113160, 113390, 121278, 128248, 136068, 136735, 142680, 160310, 161704, 164082, 170085, 192372, 202130, 218776, 226780, 240465, 242556, 272136, 273470, 303195, 320620, 328164, 340170, 384744, 404260, 410205, 453560, 464899, 480930, 485112, 546940, 606390, 641240, 656328, 680340, 808520, 820410, 929798, 961860, 1093880, 1212780, 1360680, 1394697, 1640820, 1859596, 1923720, 2324495, 2425560, 2789394, 3281640, 3719192, 4648990, 5578788, 6973485, 9297980, 11157576, 13946970, 18595960, 27893940, 55787880]

約数ペア:

[(1, 55787880), (2, 27893940), (3, 18595960), (4, 13946970), (5, 11157576), (6, 9297980), (8, 6973485), (10, 5578788), (12, 4648990), (15, 3719192), (17, 3281640), (20, 2789394), (23, 2425560), (24, 2324495), (29, 1923720), (30, 1859596), (34, 1640820), (40, 1394697), (41, 1360680), (46, 1212780), (51, 1093880), (58, 961860), (60, 929798), (68, 820410), (69, 808520), (82, 680340), (85, 656328), (87, 641240), (92, 606390), (102, 546940), (115, 485112), (116, 480930), (120, 464899), (123, 453560), (136, 410205), (138, 404260), (145, 384744), (164, 340170), (170, 328164), (174, 320620), (184, 303195), (204, 273470), (205, 272136), (230, 242556), (232, 240465), (246, 226780), (255, 218776), (276, 202130), (290, 192372), (328, 170085), (340, 164082), (345, 161704), (348, 160310), (391, 142680), (408, 136735), (410, 136068), (435, 128248), (460, 121278), (492, 113390), (493, 113160), (510, 109388), (552, 101065), (580, 96186), (615, 90712), (667, 83640), (680, 82041), (690, 80852), (696, 80155), (697, 80040), (782, 71340), (820, 68034), (870, 64124), (920, 60639), (943, 59160), (984, 56695), (986, 56580), (1020, 54694), (1160, 48093), (1173, 47560), (1189, 46920), (1230, 45356), (1334, 41820), (1380, 40426), (1394, 40020), (1479, 37720), (1564, 35670), (1640, 34017), (1740, 32062), (1886, 29580), (1955, 28536), (1972, 28290), (2001, 27880), (2040, 27347), (2091, 26680), (2346, 23780), (2378, 23460), (2460, 22678), (2465, 22632), (2668, 20910), (2760, 20213), (2788, 20010), (2829, 19720), (2958, 18860), (3128, 17835), (3335, 16728), (3480, 16031), (3485, 16008), (3567, 15640), (3772, 14790), (3910, 14268), (3944, 14145), (4002, 13940), (4182, 13340), (4692, 11890), (4715, 11832), (4756, 11730), (4920, 11339), (4930, 11316), (5336, 10455), (5576, 10005), (5658, 9860), (5865, 9512), (5916, 9430), (5945, 9384), (6670, 8364), (6970, 8004), (7134, 7820), (7395, 7544)]