42846440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 120960000

約数和(自身を除く): 78113560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 79, 91, 104, 130, 140, 149, 158, 182, 260, 280, 298, 316, 364, 395, 455, 520, 553, 596, 632, 728, 745, 790, 910, 1027, 1043, 1106, 1192, 1490, 1580, 1820, 1937, 2054, 2086, 2212, 2765, 2980, 3160, 3640, 3874, 4108, 4172, 4424, 5135, 5215, 5530, 5960, 7189, 7748, 8216, 8344, 9685, 10270, 10430, 11060, 11771, 13559, 14378, 15496, 19370, 20540, 20860, 22120, 23542, 27118, 28756, 35945, 38740, 41080, 41720, 47084, 54236, 57512, 58855, 67795, 71890, 77480, 82397, 94168, 108472, 117710, 135590, 143780, 153023, 164794, 235420, 271180, 287560, 306046, 329588, 411985, 470840, 542360, 612092, 659176, 765115, 823970, 1071161, 1224184, 1530230, 1647940, 2142322, 3060460, 3295880, 4284644, 5355805, 6120920, 8569288, 10711610, 21423220, 42846440]

約数ペア:

[(1, 42846440), (2, 21423220), (4, 10711610), (5, 8569288), (7, 6120920), (8, 5355805), (10, 4284644), (13, 3295880), (14, 3060460), (20, 2142322), (26, 1647940), (28, 1530230), (35, 1224184), (40, 1071161), (52, 823970), (56, 765115), (65, 659176), (70, 612092), (79, 542360), (91, 470840), (104, 411985), (130, 329588), (140, 306046), (149, 287560), (158, 271180), (182, 235420), (260, 164794), (280, 153023), (298, 143780), (316, 135590), (364, 117710), (395, 108472), (455, 94168), (520, 82397), (553, 77480), (596, 71890), (632, 67795), (728, 58855), (745, 57512), (790, 54236), (910, 47084), (1027, 41720), (1043, 41080), (1106, 38740), (1192, 35945), (1490, 28756), (1580, 27118), (1820, 23542), (1937, 22120), (2054, 20860), (2086, 20540), (2212, 19370), (2765, 15496), (2980, 14378), (3160, 13559), (3640, 11771), (3874, 11060), (4108, 10430), (4172, 10270), (4424, 9685), (5135, 8344), (5215, 8216), (5530, 7748), (5960, 7189)]