221672640

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{32987}}^1$

素因数の和:33014

約数の個数: 112

約数和(自身を含む): 804379392

約数和(自身を除く): 582706752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 32987, 65974, 98961, 131948, 164935, 197922, 230909, 263896, 329870, 395844, 461818, 494805, 527792, 659740, 692727, 791688, 923636, 989610, 1055584, 1154545, 1319480, 1385454, 1583376, 1847272, 1979220, 2111168, 2309090, 2638960, 2770908, 3166752, 3463635, 3694544, 3958440, 4618180, 5277920, 5541816, 6333504, 6927270, 7389088, 7916880, 9236360, 10555840, 11083632, 13854540, 14778176, 15833760, 18472720, 22167264, 27709080, 31667520, 36945440, 44334528, 55418160, 73890880, 110836320, 221672640]

約数ペア:

[(1, 221672640), (2, 110836320), (3, 73890880), (4, 55418160), (5, 44334528), (6, 36945440), (7, 31667520), (8, 27709080), (10, 22167264), (12, 18472720), (14, 15833760), (15, 14778176), (16, 13854540), (20, 11083632), (21, 10555840), (24, 9236360), (28, 7916880), (30, 7389088), (32, 6927270), (35, 6333504), (40, 5541816), (42, 5277920), (48, 4618180), (56, 3958440), (60, 3694544), (64, 3463635), (70, 3166752), (80, 2770908), (84, 2638960), (96, 2309090), (105, 2111168), (112, 1979220), (120, 1847272), (140, 1583376), (160, 1385454), (168, 1319480), (192, 1154545), (210, 1055584), (224, 989610), (240, 923636), (280, 791688), (320, 692727), (336, 659740), (420, 527792), (448, 494805), (480, 461818), (560, 395844), (672, 329870), (840, 263896), (960, 230909), (1120, 197922), (1344, 164935), (1680, 131948), (2240, 98961), (3360, 65974), (6720, 32987)]