19139220

素因数分解:

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

素因数の和:131

約数の個数: 144

約数和(自身を含む): 63174720

約数和(自身を除く): 44035500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 67, 69, 90, 92, 108, 115, 134, 135, 138, 180, 201, 207, 230, 268, 270, 276, 335, 345, 402, 414, 460, 529, 540, 603, 621, 670, 690, 804, 828, 1005, 1035, 1058, 1206, 1242, 1340, 1380, 1541, 1587, 1809, 2010, 2070, 2116, 2412, 2484, 2645, 3015, 3082, 3105, 3174, 3618, 4020, 4140, 4623, 4761, 5290, 6030, 6164, 6210, 6348, 7236, 7705, 7935, 9045, 9246, 9522, 10580, 12060, 12420, 13869, 14283, 15410, 15870, 18090, 18492, 19044, 23115, 23805, 27738, 28566, 30820, 31740, 35443, 36180, 41607, 46230, 47610, 55476, 57132, 69345, 70886, 71415, 83214, 92460, 95220, 106329, 138690, 141772, 142830, 166428, 177215, 208035, 212658, 277380, 285660, 318987, 354430, 416070, 425316, 531645, 637974, 708860, 832140, 956961, 1063290, 1275948, 1594935, 1913922, 2126580, 3189870, 3827844, 4784805, 6379740, 9569610, 19139220]

約数ペア:

[(1, 19139220), (2, 9569610), (3, 6379740), (4, 4784805), (5, 3827844), (6, 3189870), (9, 2126580), (10, 1913922), (12, 1594935), (15, 1275948), (18, 1063290), (20, 956961), (23, 832140), (27, 708860), (30, 637974), (36, 531645), (45, 425316), (46, 416070), (54, 354430), (60, 318987), (67, 285660), (69, 277380), (90, 212658), (92, 208035), (108, 177215), (115, 166428), (134, 142830), (135, 141772), (138, 138690), (180, 106329), (201, 95220), (207, 92460), (230, 83214), (268, 71415), (270, 70886), (276, 69345), (335, 57132), (345, 55476), (402, 47610), (414, 46230), (460, 41607), (529, 36180), (540, 35443), (603, 31740), (621, 30820), (670, 28566), (690, 27738), (804, 23805), (828, 23115), (1005, 19044), (1035, 18492), (1058, 18090), (1206, 15870), (1242, 15410), (1340, 14283), (1380, 13869), (1541, 12420), (1587, 12060), (1809, 10580), (2010, 9522), (2070, 9246), (2116, 9045), (2412, 7935), (2484, 7705), (2645, 7236), (3015, 6348), (3082, 6210), (3105, 6164), (3174, 6030), (3618, 5290), (4020, 4761), (4140, 4623)]