78884460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:324

約数の個数: 144

約数和(自身を含む): 251876352

約数和(自身を除く): 172991892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 67, 90, 93, 124, 134, 155, 180, 186, 201, 211, 268, 279, 310, 335, 372, 402, 422, 465, 558, 603, 620, 633, 670, 804, 844, 930, 1005, 1055, 1116, 1206, 1266, 1340, 1395, 1860, 1899, 2010, 2077, 2110, 2412, 2532, 2790, 3015, 3165, 3798, 4020, 4154, 4220, 5580, 6030, 6231, 6330, 6541, 7596, 8308, 9495, 10385, 12060, 12462, 12660, 13082, 14137, 18693, 18990, 19623, 20770, 24924, 26164, 28274, 31155, 32705, 37386, 37980, 39246, 41540, 42411, 56548, 58869, 62310, 65410, 70685, 74772, 78492, 84822, 93465, 98115, 117738, 124620, 127233, 130820, 141370, 169644, 186930, 196230, 212055, 235476, 254466, 282740, 294345, 373860, 392460, 424110, 438247, 508932, 588690, 636165, 848220, 876494, 1177380, 1272330, 1314741, 1752988, 2191235, 2544660, 2629482, 3944223, 4382470, 5258964, 6573705, 7888446, 8764940, 13147410, 15776892, 19721115, 26294820, 39442230, 78884460]

約数ペア:

[(1, 78884460), (2, 39442230), (3, 26294820), (4, 19721115), (5, 15776892), (6, 13147410), (9, 8764940), (10, 7888446), (12, 6573705), (15, 5258964), (18, 4382470), (20, 3944223), (30, 2629482), (31, 2544660), (36, 2191235), (45, 1752988), (60, 1314741), (62, 1272330), (67, 1177380), (90, 876494), (93, 848220), (124, 636165), (134, 588690), (155, 508932), (180, 438247), (186, 424110), (201, 392460), (211, 373860), (268, 294345), (279, 282740), (310, 254466), (335, 235476), (372, 212055), (402, 196230), (422, 186930), (465, 169644), (558, 141370), (603, 130820), (620, 127233), (633, 124620), (670, 117738), (804, 98115), (844, 93465), (930, 84822), (1005, 78492), (1055, 74772), (1116, 70685), (1206, 65410), (1266, 62310), (1340, 58869), (1395, 56548), (1860, 42411), (1899, 41540), (2010, 39246), (2077, 37980), (2110, 37386), (2412, 32705), (2532, 31155), (2790, 28274), (3015, 26164), (3165, 24924), (3798, 20770), (4020, 19623), (4154, 18990), (4220, 18693), (5580, 14137), (6030, 13082), (6231, 12660), (6330, 12462), (6541, 12060), (7596, 10385), (8308, 9495)]