15921232960

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{2251}}^1$

素因数の和:2353

約数の個数: 168

約数和(自身を含む): 40896283968

約数和(自身を除く): 24975051008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 115, 124, 155, 160, 184, 230, 248, 310, 320, 368, 460, 496, 620, 713, 736, 920, 961, 992, 1240, 1426, 1472, 1840, 1922, 1984, 2251, 2480, 2852, 3565, 3680, 3844, 4502, 4805, 4960, 5704, 7130, 7360, 7688, 9004, 9610, 9920, 11255, 11408, 14260, 15376, 18008, 19220, 22103, 22510, 22816, 28520, 30752, 36016, 38440, 44206, 45020, 45632, 51773, 57040, 61504, 69781, 72032, 76880, 88412, 90040, 103546, 110515, 114080, 139562, 144064, 153760, 176824, 180080, 207092, 221030, 228160, 258865, 279124, 307520, 348905, 353648, 360160, 414184, 442060, 517730, 558248, 697810, 707296, 720320, 828368, 884120, 1035460, 1116496, 1395620, 1414592, 1604963, 1656736, 1768240, 2070920, 2163211, 2232992, 2791240, 3209926, 3313472, 3536480, 4141840, 4326422, 4465984, 5582480, 6419852, 7072960, 8024815, 8283680, 8652844, 10816055, 11164960, 12839704, 16049630, 16567360, 17305688, 21632110, 22329920, 25679408, 32099260, 34611376, 43264220, 49753853, 51358816, 64198520, 69222752, 86528440, 99507706, 102717632, 128397040, 138445504, 173056880, 199015412, 248769265, 256794080, 346113760, 398030824, 497538530, 513588160, 692227520, 796061648, 995077060, 1592123296, 1990154120, 3184246592, 3980308240, 7960616480, 15921232960]

約数ペア:

[(1, 15921232960), (2, 7960616480), (4, 3980308240), (5, 3184246592), (8, 1990154120), (10, 1592123296), (16, 995077060), (20, 796061648), (23, 692227520), (31, 513588160), (32, 497538530), (40, 398030824), (46, 346113760), (62, 256794080), (64, 248769265), (80, 199015412), (92, 173056880), (115, 138445504), (124, 128397040), (155, 102717632), (160, 99507706), (184, 86528440), (230, 69222752), (248, 64198520), (310, 51358816), (320, 49753853), (368, 43264220), (460, 34611376), (496, 32099260), (620, 25679408), (713, 22329920), (736, 21632110), (920, 17305688), (961, 16567360), (992, 16049630), (1240, 12839704), (1426, 11164960), (1472, 10816055), (1840, 8652844), (1922, 8283680), (1984, 8024815), (2251, 7072960), (2480, 6419852), (2852, 5582480), (3565, 4465984), (3680, 4326422), (3844, 4141840), (4502, 3536480), (4805, 3313472), (4960, 3209926), (5704, 2791240), (7130, 2232992), (7360, 2163211), (7688, 2070920), (9004, 1768240), (9610, 1656736), (9920, 1604963), (11255, 1414592), (11408, 1395620), (14260, 1116496), (15376, 1035460), (18008, 884120), (19220, 828368), (22103, 720320), (22510, 707296), (22816, 697810), (28520, 558248), (30752, 517730), (36016, 442060), (38440, 414184), (44206, 360160), (45020, 353648), (45632, 348905), (51773, 307520), (57040, 279124), (61504, 258865), (69781, 228160), (72032, 221030), (76880, 207092), (88412, 180080), (90040, 176824), (103546, 153760), (110515, 144064), (114080, 139562)]