39806520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 256

約数和(自身を含む): 145152000

約数和(自身を除く): 105345480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 19, 20, 24, 26, 30, 34, 38, 39, 40, 51, 52, 57, 60, 65, 68, 76, 78, 79, 85, 95, 102, 104, 114, 120, 130, 136, 152, 156, 158, 170, 190, 195, 204, 221, 228, 237, 247, 255, 260, 285, 312, 316, 323, 340, 380, 390, 395, 408, 442, 456, 474, 494, 510, 520, 570, 632, 646, 663, 680, 741, 760, 780, 790, 884, 948, 969, 988, 1020, 1027, 1105, 1140, 1185, 1235, 1292, 1326, 1343, 1482, 1501, 1560, 1580, 1615, 1768, 1896, 1938, 1976, 2040, 2054, 2210, 2280, 2370, 2470, 2584, 2652, 2686, 2964, 3002, 3081, 3160, 3230, 3315, 3705, 3876, 4029, 4108, 4199, 4420, 4503, 4740, 4845, 4940, 5135, 5304, 5372, 5928, 6004, 6162, 6460, 6630, 6715, 7410, 7505, 7752, 8058, 8216, 8398, 8840, 9006, 9480, 9690, 9880, 10270, 10744, 12008, 12324, 12597, 12920, 13260, 13430, 14820, 15010, 15405, 16116, 16796, 17459, 18012, 19380, 19513, 20145, 20540, 20995, 22515, 24648, 25194, 25517, 26520, 26860, 29640, 30020, 30810, 32232, 33592, 34918, 36024, 38760, 39026, 40290, 41080, 41990, 45030, 50388, 51034, 52377, 53720, 58539, 60040, 61620, 62985, 69836, 76551, 78052, 80580, 83980, 87295, 90060, 97565, 100776, 102068, 104754, 117078, 123240, 125970, 127585, 139672, 153102, 156104, 161160, 167960, 174590, 180120, 195130, 204136, 209508, 234156, 251940, 255170, 261885, 292695, 306204, 331721, 349180, 382755, 390260, 419016, 468312, 503880, 510340, 523770, 585390, 612408, 663442, 698360, 765510, 780520, 995163, 1020680, 1047540, 1170780, 1326884, 1531020, 1658605, 1990326, 2095080, 2341560, 2653768, 3062040, 3317210, 3980652, 4975815, 6634420, 7961304, 9951630, 13268840, 19903260, 39806520]

約数ペア:

[(1, 39806520), (2, 19903260), (3, 13268840), (4, 9951630), (5, 7961304), (6, 6634420), (8, 4975815), (10, 3980652), (12, 3317210), (13, 3062040), (15, 2653768), (17, 2341560), (19, 2095080), (20, 1990326), (24, 1658605), (26, 1531020), (30, 1326884), (34, 1170780), (38, 1047540), (39, 1020680), (40, 995163), (51, 780520), (52, 765510), (57, 698360), (60, 663442), (65, 612408), (68, 585390), (76, 523770), (78, 510340), (79, 503880), (85, 468312), (95, 419016), (102, 390260), (104, 382755), (114, 349180), (120, 331721), (130, 306204), (136, 292695), (152, 261885), (156, 255170), (158, 251940), (170, 234156), (190, 209508), (195, 204136), (204, 195130), (221, 180120), (228, 174590), (237, 167960), (247, 161160), (255, 156104), (260, 153102), (285, 139672), (312, 127585), (316, 125970), (323, 123240), (340, 117078), (380, 104754), (390, 102068), (395, 100776), (408, 97565), (442, 90060), (456, 87295), (474, 83980), (494, 80580), (510, 78052), (520, 76551), (570, 69836), (632, 62985), (646, 61620), (663, 60040), (680, 58539), (741, 53720), (760, 52377), (780, 51034), (790, 50388), (884, 45030), (948, 41990), (969, 41080), (988, 40290), (1020, 39026), (1027, 38760), (1105, 36024), (1140, 34918), (1185, 33592), (1235, 32232), (1292, 30810), (1326, 30020), (1343, 29640), (1482, 26860), (1501, 26520), (1560, 25517), (1580, 25194), (1615, 24648), (1768, 22515), (1896, 20995), (1938, 20540), (1976, 20145), (2040, 19513), (2054, 19380), (2210, 18012), (2280, 17459), (2370, 16796), (2470, 16116), (2584, 15405), (2652, 15010), (2686, 14820), (2964, 13430), (3002, 13260), (3081, 12920), (3160, 12597), (3230, 12324), (3315, 12008), (3705, 10744), (3876, 10270), (4029, 9880), (4108, 9690), (4199, 9480), (4420, 9006), (4503, 8840), (4740, 8398), (4845, 8216), (4940, 8058), (5135, 7752), (5304, 7505), (5372, 7410), (5928, 6715), (6004, 6630), (6162, 6460)]