8044020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 26732160

約数和(自身を除く): 18688140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 29, 30, 36, 45, 46, 58, 60, 67, 69, 87, 90, 92, 115, 116, 134, 138, 145, 174, 180, 201, 207, 230, 261, 268, 276, 290, 335, 345, 348, 402, 414, 435, 460, 522, 580, 603, 667, 670, 690, 804, 828, 870, 1005, 1035, 1044, 1206, 1305, 1334, 1340, 1380, 1541, 1740, 1943, 2001, 2010, 2070, 2412, 2610, 2668, 3015, 3082, 3335, 3886, 4002, 4020, 4140, 4623, 5220, 5829, 6003, 6030, 6164, 6670, 7705, 7772, 8004, 9246, 9715, 10005, 11658, 12006, 12060, 13340, 13869, 15410, 17487, 18492, 19430, 20010, 23115, 23316, 24012, 27738, 29145, 30015, 30820, 34974, 38860, 40020, 44689, 46230, 55476, 58290, 60030, 69345, 69948, 87435, 89378, 92460, 116580, 120060, 134067, 138690, 174870, 178756, 223445, 268134, 277380, 349740, 402201, 446890, 536268, 670335, 804402, 893780, 1340670, 1608804, 2011005, 2681340, 4022010, 8044020]

約数ペア:

[(1, 8044020), (2, 4022010), (3, 2681340), (4, 2011005), (5, 1608804), (6, 1340670), (9, 893780), (10, 804402), (12, 670335), (15, 536268), (18, 446890), (20, 402201), (23, 349740), (29, 277380), (30, 268134), (36, 223445), (45, 178756), (46, 174870), (58, 138690), (60, 134067), (67, 120060), (69, 116580), (87, 92460), (90, 89378), (92, 87435), (115, 69948), (116, 69345), (134, 60030), (138, 58290), (145, 55476), (174, 46230), (180, 44689), (201, 40020), (207, 38860), (230, 34974), (261, 30820), (268, 30015), (276, 29145), (290, 27738), (335, 24012), (345, 23316), (348, 23115), (402, 20010), (414, 19430), (435, 18492), (460, 17487), (522, 15410), (580, 13869), (603, 13340), (667, 12060), (670, 12006), (690, 11658), (804, 10005), (828, 9715), (870, 9246), (1005, 8004), (1035, 7772), (1044, 7705), (1206, 6670), (1305, 6164), (1334, 6030), (1340, 6003), (1380, 5829), (1541, 5220), (1740, 4623), (1943, 4140), (2001, 4020), (2010, 4002), (2070, 3886), (2412, 3335), (2610, 3082), (2668, 3015)]