31980672

素因数分解:

$2^7\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:131

約数の個数: 192

約数和(自身を含む): 103109760

約数和(自身を除く): 71129088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 23, 24, 32, 34, 36, 46, 48, 51, 64, 68, 69, 71, 72, 92, 96, 102, 128, 136, 138, 142, 144, 153, 184, 192, 204, 207, 213, 272, 276, 284, 288, 306, 368, 384, 391, 408, 414, 426, 544, 552, 568, 576, 612, 639, 736, 782, 816, 828, 852, 1088, 1104, 1136, 1152, 1173, 1207, 1224, 1278, 1472, 1564, 1632, 1633, 1656, 1704, 2176, 2208, 2272, 2346, 2414, 2448, 2556, 2944, 3128, 3264, 3266, 3312, 3408, 3519, 3621, 4416, 4544, 4692, 4828, 4896, 4899, 5112, 6256, 6528, 6532, 6624, 6816, 7038, 7242, 8832, 9088, 9384, 9656, 9792, 9798, 10224, 10863, 12512, 13064, 13248, 13632, 14076, 14484, 14697, 18768, 19312, 19584, 19596, 20448, 21726, 25024, 26128, 26496, 27264, 27761, 28152, 28968, 29394, 37536, 38624, 39192, 40896, 43452, 50048, 52256, 55522, 56304, 57936, 58788, 75072, 77248, 78384, 81792, 83283, 86904, 104512, 111044, 112608, 115872, 117576, 150144, 154496, 156768, 166566, 173808, 209024, 222088, 225216, 231744, 235152, 249849, 313536, 333132, 347616, 444176, 450432, 463488, 470304, 499698, 627072, 666264, 695232, 888352, 940608, 999396, 1332528, 1390464, 1776704, 1881216, 1998792, 2665056, 3553408, 3997584, 5330112, 7995168, 10660224, 15990336, 31980672]

約数ペア:

[(1, 31980672), (2, 15990336), (3, 10660224), (4, 7995168), (6, 5330112), (8, 3997584), (9, 3553408), (12, 2665056), (16, 1998792), (17, 1881216), (18, 1776704), (23, 1390464), (24, 1332528), (32, 999396), (34, 940608), (36, 888352), (46, 695232), (48, 666264), (51, 627072), (64, 499698), (68, 470304), (69, 463488), (71, 450432), (72, 444176), (92, 347616), (96, 333132), (102, 313536), (128, 249849), (136, 235152), (138, 231744), (142, 225216), (144, 222088), (153, 209024), (184, 173808), (192, 166566), (204, 156768), (207, 154496), (213, 150144), (272, 117576), (276, 115872), (284, 112608), (288, 111044), (306, 104512), (368, 86904), (384, 83283), (391, 81792), (408, 78384), (414, 77248), (426, 75072), (544, 58788), (552, 57936), (568, 56304), (576, 55522), (612, 52256), (639, 50048), (736, 43452), (782, 40896), (816, 39192), (828, 38624), (852, 37536), (1088, 29394), (1104, 28968), (1136, 28152), (1152, 27761), (1173, 27264), (1207, 26496), (1224, 26128), (1278, 25024), (1472, 21726), (1564, 20448), (1632, 19596), (1633, 19584), (1656, 19312), (1704, 18768), (2176, 14697), (2208, 14484), (2272, 14076), (2346, 13632), (2414, 13248), (2448, 13064), (2556, 12512), (2944, 10863), (3128, 10224), (3264, 9798), (3266, 9792), (3312, 9656), (3408, 9384), (3519, 9088), (3621, 8832), (4416, 7242), (4544, 7038), (4692, 6816), (4828, 6624), (4896, 6532), (4899, 6528), (5112, 6256)]