388271460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{809}}^1$

素因数の和:1261

約数の個数: 96

約数和(自身を含む): 1148515200

約数和(自身を除く): 760243740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 421, 570, 809, 842, 1140, 1263, 1618, 1684, 2105, 2427, 2526, 3236, 4045, 4210, 4854, 5052, 6315, 7999, 8090, 8420, 9708, 12135, 12630, 15371, 15998, 16180, 23997, 24270, 25260, 30742, 31996, 39995, 46113, 47994, 48540, 61484, 76855, 79990, 92226, 95988, 119985, 153710, 159980, 184452, 230565, 239970, 307420, 340589, 461130, 479940, 681178, 922260, 1021767, 1362356, 1702945, 2043534, 3405890, 4087068, 5108835, 6471191, 6811780, 10217670, 12942382, 19413573, 20435340, 25884764, 32355955, 38827146, 64711910, 77654292, 97067865, 129423820, 194135730, 388271460]

約数ペア:

[(1, 388271460), (2, 194135730), (3, 129423820), (4, 97067865), (5, 77654292), (6, 64711910), (10, 38827146), (12, 32355955), (15, 25884764), (19, 20435340), (20, 19413573), (30, 12942382), (38, 10217670), (57, 6811780), (60, 6471191), (76, 5108835), (95, 4087068), (114, 3405890), (190, 2043534), (228, 1702945), (285, 1362356), (380, 1021767), (421, 922260), (570, 681178), (809, 479940), (842, 461130), (1140, 340589), (1263, 307420), (1618, 239970), (1684, 230565), (2105, 184452), (2427, 159980), (2526, 153710), (3236, 119985), (4045, 95988), (4210, 92226), (4854, 79990), (5052, 76855), (6315, 61484), (7999, 48540), (8090, 47994), (8420, 46113), (9708, 39995), (12135, 31996), (12630, 30742), (15371, 25260), (15998, 24270), (16180, 23997)]