157295320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:657

約数の個数: 128

約数和(自身を含む): 441907200

約数和(自身を除く): 284611880

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, 158, 182, 260, 280, 316, 364, 395, 455, 520, 547, 553, 632, 728, 790, 910, 1027, 1094, 1106, 1580, 1820, 2054, 2188, 2212, 2735, 2765, 3160, 3640, 3829, 4108, 4376, 4424, 5135, 5470, 5530, 7111, 7189, 7658, 8216, 10270, 10940, 11060, 14222, 14378, 15316, 19145, 20540, 21880, 22120, 28444, 28756, 30632, 35555, 35945, 38290, 41080, 43213, 49777, 56888, 57512, 71110, 71890, 76580, 86426, 99554, 142220, 143780, 153160, 172852, 199108, 216065, 248885, 284440, 287560, 302491, 345704, 398216, 432130, 497770, 561769, 604982, 864260, 995540, 1123538, 1209964, 1512455, 1728520, 1991080, 2247076, 2419928, 2808845, 3024910, 3932383, 4494152, 5617690, 6049820, 7864766, 11235380, 12099640, 15729532, 19661915, 22470760, 31459064, 39323830, 78647660, 157295320]

約数ペア:

[(1, 157295320), (2, 78647660), (4, 39323830), (5, 31459064), (7, 22470760), (8, 19661915), (10, 15729532), (13, 12099640), (14, 11235380), (20, 7864766), (26, 6049820), (28, 5617690), (35, 4494152), (40, 3932383), (52, 3024910), (56, 2808845), (65, 2419928), (70, 2247076), (79, 1991080), (91, 1728520), (104, 1512455), (130, 1209964), (140, 1123538), (158, 995540), (182, 864260), (260, 604982), (280, 561769), (316, 497770), (364, 432130), (395, 398216), (455, 345704), (520, 302491), (547, 287560), (553, 284440), (632, 248885), (728, 216065), (790, 199108), (910, 172852), (1027, 153160), (1094, 143780), (1106, 142220), (1580, 99554), (1820, 86426), (2054, 76580), (2188, 71890), (2212, 71110), (2735, 57512), (2765, 56888), (3160, 49777), (3640, 43213), (3829, 41080), (4108, 38290), (4376, 35945), (4424, 35555), (5135, 30632), (5470, 28756), (5530, 28444), (7111, 22120), (7189, 21880), (7658, 20540), (8216, 19145), (10270, 15316), (10940, 14378), (11060, 14222)]