90427680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{8971}}^1$

素因数の和:8999

約数の個数: 144

約数和(自身を含む): 352707264

約数和(自身を除く): 262279584

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 8971, 10080, 17942, 26913, 35884, 44855, 53826, 62797, 71768, 80739, 89710, 107652, 125594, 134565, 143536, 161478, 179420, 188391, 215304, 251188, 269130, 287072, 313985, 322956, 358840, 376782, 403695, 430608, 502376, 538260, 565173, 627970, 645912, 717680, 753564, 807390, 861216, 941955, 1004752, 1076520, 1130346, 1255940, 1291824, 1435360, 1507128, 1614780, 1883910, 2009504, 2153040, 2260692, 2511880, 2583648, 2825865, 3014256, 3229560, 3767820, 4306080, 4521384, 5023760, 5651730, 6028512, 6459120, 7535640, 9042768, 10047520, 11303460, 12918240, 15071280, 18085536, 22606920, 30142560, 45213840, 90427680]

約数ペア:

[(1, 90427680), (2, 45213840), (3, 30142560), (4, 22606920), (5, 18085536), (6, 15071280), (7, 12918240), (8, 11303460), (9, 10047520), (10, 9042768), (12, 7535640), (14, 6459120), (15, 6028512), (16, 5651730), (18, 5023760), (20, 4521384), (21, 4306080), (24, 3767820), (28, 3229560), (30, 3014256), (32, 2825865), (35, 2583648), (36, 2511880), (40, 2260692), (42, 2153040), (45, 2009504), (48, 1883910), (56, 1614780), (60, 1507128), (63, 1435360), (70, 1291824), (72, 1255940), (80, 1130346), (84, 1076520), (90, 1004752), (96, 941955), (105, 861216), (112, 807390), (120, 753564), (126, 717680), (140, 645912), (144, 627970), (160, 565173), (168, 538260), (180, 502376), (210, 430608), (224, 403695), (240, 376782), (252, 358840), (280, 322956), (288, 313985), (315, 287072), (336, 269130), (360, 251188), (420, 215304), (480, 188391), (504, 179420), (560, 161478), (630, 143536), (672, 134565), (720, 125594), (840, 107652), (1008, 89710), (1120, 80739), (1260, 71768), (1440, 62797), (1680, 53826), (2016, 44855), (2520, 35884), (3360, 26913), (5040, 17942), (8971, 10080)]