748479780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{1171}}^1$

素因数の和:1306

約数の個数: 144

約数和(自身を含む): 2349756864

約数和(自身を除く): 1601277084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 67, 90, 106, 134, 159, 180, 201, 212, 265, 268, 318, 335, 402, 477, 530, 603, 636, 670, 795, 804, 954, 1005, 1060, 1171, 1206, 1340, 1590, 1908, 2010, 2342, 2385, 2412, 3015, 3180, 3513, 3551, 4020, 4684, 4770, 5855, 6030, 7026, 7102, 9540, 10539, 10653, 11710, 12060, 14052, 14204, 17565, 17755, 21078, 21306, 23420, 31959, 35130, 35510, 42156, 42612, 52695, 53265, 62063, 63918, 70260, 71020, 78457, 105390, 106530, 124126, 127836, 156914, 159795, 186189, 210780, 213060, 235371, 248252, 310315, 313828, 319590, 372378, 392285, 470742, 558567, 620630, 639180, 706113, 744756, 784570, 930945, 941484, 1117134, 1176855, 1241260, 1412226, 1569140, 1861890, 2234268, 2353710, 2792835, 2824452, 3530565, 3723780, 4158221, 4707420, 5585670, 7061130, 8316442, 11171340, 12474663, 14122260, 16632884, 20791105, 24949326, 37423989, 41582210, 49898652, 62373315, 74847978, 83164420, 124746630, 149695956, 187119945, 249493260, 374239890, 748479780]

約数ペア:

[(1, 748479780), (2, 374239890), (3, 249493260), (4, 187119945), (5, 149695956), (6, 124746630), (9, 83164420), (10, 74847978), (12, 62373315), (15, 49898652), (18, 41582210), (20, 37423989), (30, 24949326), (36, 20791105), (45, 16632884), (53, 14122260), (60, 12474663), (67, 11171340), (90, 8316442), (106, 7061130), (134, 5585670), (159, 4707420), (180, 4158221), (201, 3723780), (212, 3530565), (265, 2824452), (268, 2792835), (318, 2353710), (335, 2234268), (402, 1861890), (477, 1569140), (530, 1412226), (603, 1241260), (636, 1176855), (670, 1117134), (795, 941484), (804, 930945), (954, 784570), (1005, 744756), (1060, 706113), (1171, 639180), (1206, 620630), (1340, 558567), (1590, 470742), (1908, 392285), (2010, 372378), (2342, 319590), (2385, 313828), (2412, 310315), (3015, 248252), (3180, 235371), (3513, 213060), (3551, 210780), (4020, 186189), (4684, 159795), (4770, 156914), (5855, 127836), (6030, 124126), (7026, 106530), (7102, 105390), (9540, 78457), (10539, 71020), (10653, 70260), (11710, 63918), (12060, 62063), (14052, 53265), (14204, 52695), (17565, 42612), (17755, 42156), (21078, 35510), (21306, 35130), (23420, 31959)]