80249520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1$

素因数の和:152

約数の個数: 240

約数和(自身を含む): 287794080

約数和(自身を除く): 207544560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 89, 102, 104, 120, 130, 136, 156, 170, 178, 195, 204, 208, 221, 240, 255, 260, 267, 272, 289, 312, 340, 356, 390, 408, 442, 445, 510, 520, 534, 578, 624, 663, 680, 712, 780, 816, 867, 884, 890, 1020, 1040, 1068, 1105, 1156, 1157, 1326, 1335, 1360, 1424, 1445, 1513, 1560, 1734, 1768, 1780, 2040, 2136, 2210, 2312, 2314, 2652, 2670, 2890, 3026, 3120, 3315, 3468, 3471, 3536, 3560, 3757, 4080, 4272, 4335, 4420, 4539, 4624, 4628, 5304, 5340, 5780, 5785, 6052, 6630, 6936, 6942, 7120, 7514, 7565, 8670, 8840, 9078, 9256, 10608, 10680, 11271, 11560, 11570, 12104, 13260, 13872, 13884, 15028, 15130, 17340, 17355, 17680, 18156, 18512, 18785, 19669, 21360, 22542, 22695, 23120, 23140, 24208, 25721, 26520, 27768, 30056, 30260, 34680, 34710, 36312, 37570, 39338, 45084, 45390, 46280, 51442, 53040, 55536, 56355, 59007, 60112, 60520, 69360, 69420, 72624, 75140, 77163, 78676, 90168, 90780, 92560, 98345, 102884, 112710, 118014, 121040, 128605, 138840, 150280, 154326, 157352, 180336, 181560, 196690, 205768, 225420, 236028, 257210, 277680, 295035, 300560, 308652, 314704, 334373, 363120, 385815, 393380, 411536, 450840, 472056, 514420, 590070, 617304, 668746, 771630, 786760, 901680, 944112, 1003119, 1028840, 1180140, 1234608, 1337492, 1543260, 1573520, 1671865, 2006238, 2057680, 2360280, 2674984, 3086520, 3343730, 4012476, 4720560, 5015595, 5349968, 6173040, 6687460, 8024952, 10031190, 13374920, 16049904, 20062380, 26749840, 40124760, 80249520]

約数ペア:

[(1, 80249520), (2, 40124760), (3, 26749840), (4, 20062380), (5, 16049904), (6, 13374920), (8, 10031190), (10, 8024952), (12, 6687460), (13, 6173040), (15, 5349968), (16, 5015595), (17, 4720560), (20, 4012476), (24, 3343730), (26, 3086520), (30, 2674984), (34, 2360280), (39, 2057680), (40, 2006238), (48, 1671865), (51, 1573520), (52, 1543260), (60, 1337492), (65, 1234608), (68, 1180140), (78, 1028840), (80, 1003119), (85, 944112), (89, 901680), (102, 786760), (104, 771630), (120, 668746), (130, 617304), (136, 590070), (156, 514420), (170, 472056), (178, 450840), (195, 411536), (204, 393380), (208, 385815), (221, 363120), (240, 334373), (255, 314704), (260, 308652), (267, 300560), (272, 295035), (289, 277680), (312, 257210), (340, 236028), (356, 225420), (390, 205768), (408, 196690), (442, 181560), (445, 180336), (510, 157352), (520, 154326), (534, 150280), (578, 138840), (624, 128605), (663, 121040), (680, 118014), (712, 112710), (780, 102884), (816, 98345), (867, 92560), (884, 90780), (890, 90168), (1020, 78676), (1040, 77163), (1068, 75140), (1105, 72624), (1156, 69420), (1157, 69360), (1326, 60520), (1335, 60112), (1360, 59007), (1424, 56355), (1445, 55536), (1513, 53040), (1560, 51442), (1734, 46280), (1768, 45390), (1780, 45084), (2040, 39338), (2136, 37570), (2210, 36312), (2312, 34710), (2314, 34680), (2652, 30260), (2670, 30056), (2890, 27768), (3026, 26520), (3120, 25721), (3315, 24208), (3468, 23140), (3471, 23120), (3536, 22695), (3560, 22542), (3757, 21360), (4080, 19669), (4272, 18785), (4335, 18512), (4420, 18156), (4539, 17680), (4624, 17355), (4628, 17340), (5304, 15130), (5340, 15028), (5780, 13884), (5785, 13872), (6052, 13260), (6630, 12104), (6936, 11570), (6942, 11560), (7120, 11271), (7514, 10680), (7565, 10608), (8670, 9256), (8840, 9078)]