31926440

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:224

約数の個数: 128

約数和(自身を含む): 90720000

約数和(自身を除く): 58793560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 179, 182, 196, 245, 260, 280, 343, 358, 364, 392, 455, 490, 520, 637, 686, 716, 728, 895, 910, 980, 1253, 1274, 1372, 1432, 1715, 1790, 1820, 1960, 2327, 2506, 2548, 2744, 3185, 3430, 3580, 3640, 4459, 4654, 5012, 5096, 6265, 6370, 6860, 7160, 8771, 8918, 9308, 10024, 11635, 12530, 12740, 13720, 16289, 17542, 17836, 18616, 22295, 23270, 25060, 25480, 32578, 35084, 35672, 43855, 44590, 46540, 50120, 61397, 65156, 70168, 81445, 87710, 89180, 93080, 114023, 122794, 130312, 162890, 175420, 178360, 228046, 245588, 306985, 325780, 350840, 456092, 491176, 570115, 613970, 651560, 798161, 912184, 1140230, 1227940, 1596322, 2280460, 2455880, 3192644, 3990805, 4560920, 6385288, 7981610, 15963220, 31926440]

約数ペア:

[(1, 31926440), (2, 15963220), (4, 7981610), (5, 6385288), (7, 4560920), (8, 3990805), (10, 3192644), (13, 2455880), (14, 2280460), (20, 1596322), (26, 1227940), (28, 1140230), (35, 912184), (40, 798161), (49, 651560), (52, 613970), (56, 570115), (65, 491176), (70, 456092), (91, 350840), (98, 325780), (104, 306985), (130, 245588), (140, 228046), (179, 178360), (182, 175420), (196, 162890), (245, 130312), (260, 122794), (280, 114023), (343, 93080), (358, 89180), (364, 87710), (392, 81445), (455, 70168), (490, 65156), (520, 61397), (637, 50120), (686, 46540), (716, 44590), (728, 43855), (895, 35672), (910, 35084), (980, 32578), (1253, 25480), (1274, 25060), (1372, 23270), (1432, 22295), (1715, 18616), (1790, 17836), (1820, 17542), (1960, 16289), (2327, 13720), (2506, 12740), (2548, 12530), (2744, 11635), (3185, 10024), (3430, 9308), (3580, 8918), (3640, 8771), (4459, 7160), (4654, 6860), (5012, 6370), (5096, 6265)]