1276201680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{911}}^1$

素因数の和:1389

約数の個数: 160

約数和(自身を含む): 4274726400

約数和(自身を除く): 2998524720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 449, 520, 624, 780, 898, 911, 1040, 1347, 1560, 1796, 1822, 2245, 2694, 2733, 3120, 3592, 3644, 4490, 4555, 5388, 5466, 5837, 6735, 7184, 7288, 8980, 9110, 10776, 10932, 11674, 11843, 13470, 13665, 14576, 17511, 17960, 18220, 21552, 21864, 23348, 23686, 26940, 27330, 29185, 35022, 35529, 35920, 36440, 43728, 46696, 47372, 53880, 54660, 58370, 59215, 70044, 71058, 72880, 87555, 93392, 94744, 107760, 109320, 116740, 118430, 140088, 142116, 175110, 177645, 189488, 218640, 233480, 236860, 280176, 284232, 350220, 355290, 409039, 466960, 473720, 568464, 700440, 710580, 818078, 947440, 1227117, 1400880, 1421160, 1636156, 2045195, 2454234, 2842320, 3272312, 4090390, 4908468, 5317507, 6135585, 6544624, 8180780, 9816936, 10635014, 12271170, 15952521, 16361560, 19633872, 21270028, 24542340, 26587535, 31905042, 32723120, 42540056, 49084680, 53175070, 63810084, 79762605, 85080112, 98169360, 106350140, 127620168, 159525210, 212700280, 255240336, 319050420, 425400560, 638100840, 1276201680]

約数ペア:

[(1, 1276201680), (2, 638100840), (3, 425400560), (4, 319050420), (5, 255240336), (6, 212700280), (8, 159525210), (10, 127620168), (12, 106350140), (13, 98169360), (15, 85080112), (16, 79762605), (20, 63810084), (24, 53175070), (26, 49084680), (30, 42540056), (39, 32723120), (40, 31905042), (48, 26587535), (52, 24542340), (60, 21270028), (65, 19633872), (78, 16361560), (80, 15952521), (104, 12271170), (120, 10635014), (130, 9816936), (156, 8180780), (195, 6544624), (208, 6135585), (240, 5317507), (260, 4908468), (312, 4090390), (390, 3272312), (449, 2842320), (520, 2454234), (624, 2045195), (780, 1636156), (898, 1421160), (911, 1400880), (1040, 1227117), (1347, 947440), (1560, 818078), (1796, 710580), (1822, 700440), (2245, 568464), (2694, 473720), (2733, 466960), (3120, 409039), (3592, 355290), (3644, 350220), (4490, 284232), (4555, 280176), (5388, 236860), (5466, 233480), (5837, 218640), (6735, 189488), (7184, 177645), (7288, 175110), (8980, 142116), (9110, 140088), (10776, 118430), (10932, 116740), (11674, 109320), (11843, 107760), (13470, 94744), (13665, 93392), (14576, 87555), (17511, 72880), (17960, 71058), (18220, 70044), (21552, 59215), (21864, 58370), (23348, 54660), (23686, 53880), (26940, 47372), (27330, 46696), (29185, 43728), (35022, 36440), (35529, 35920)]