42748480

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:204

約数の個数: 112

約数和(自身を含む): 109728000

約数和(自身を除く): 66979520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 79, 80, 89, 95, 152, 158, 160, 178, 190, 304, 316, 320, 356, 380, 395, 445, 608, 632, 712, 760, 790, 890, 1216, 1264, 1424, 1501, 1520, 1580, 1691, 1780, 2528, 2848, 3002, 3040, 3160, 3382, 3560, 5056, 5696, 6004, 6080, 6320, 6764, 7031, 7120, 7505, 8455, 12008, 12640, 13528, 14062, 14240, 15010, 16910, 24016, 25280, 27056, 28124, 28480, 30020, 33820, 35155, 48032, 54112, 56248, 60040, 67640, 70310, 96064, 108224, 112496, 120080, 133589, 135280, 140620, 224992, 240160, 267178, 270560, 281240, 449984, 480320, 534356, 541120, 562480, 667945, 1068712, 1124960, 1335890, 2137424, 2249920, 2671780, 4274848, 5343560, 8549696, 10687120, 21374240, 42748480]

約数ペア:

[(1, 42748480), (2, 21374240), (4, 10687120), (5, 8549696), (8, 5343560), (10, 4274848), (16, 2671780), (19, 2249920), (20, 2137424), (32, 1335890), (38, 1124960), (40, 1068712), (64, 667945), (76, 562480), (79, 541120), (80, 534356), (89, 480320), (95, 449984), (152, 281240), (158, 270560), (160, 267178), (178, 240160), (190, 224992), (304, 140620), (316, 135280), (320, 133589), (356, 120080), (380, 112496), (395, 108224), (445, 96064), (608, 70310), (632, 67640), (712, 60040), (760, 56248), (790, 54112), (890, 48032), (1216, 35155), (1264, 33820), (1424, 30020), (1501, 28480), (1520, 28124), (1580, 27056), (1691, 25280), (1780, 24016), (2528, 16910), (2848, 15010), (3002, 14240), (3040, 14062), (3160, 13528), (3382, 12640), (3560, 12008), (5056, 8455), (5696, 7505), (6004, 7120), (6080, 7031), (6320, 6764)]