270888240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{421}}^1$

素因数の和:827

約数の個数: 160

約数和(自身を含む): 964509696

約数和(自身を除く): 693621456

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 383, 420, 421, 560, 766, 840, 842, 1149, 1263, 1532, 1680, 1684, 1915, 2105, 2298, 2526, 2681, 2947, 3064, 3368, 3830, 4210, 4596, 5052, 5362, 5745, 5894, 6128, 6315, 6736, 7660, 8043, 8420, 8841, 9192, 10104, 10724, 11490, 11788, 12630, 13405, 14735, 15320, 16086, 16840, 17682, 18384, 20208, 21448, 22980, 23576, 25260, 26810, 29470, 30640, 32172, 33680, 35364, 40215, 42896, 44205, 45960, 47152, 50520, 53620, 58940, 64344, 70728, 80430, 88410, 91920, 101040, 107240, 117880, 128688, 141456, 160860, 161243, 176820, 214480, 235760, 321720, 322486, 353640, 483729, 643440, 644972, 707280, 806215, 967458, 1128701, 1289944, 1612430, 1934916, 2257402, 2418645, 2579888, 3224860, 3386103, 3869832, 4514804, 4837290, 5643505, 6449720, 6772206, 7739664, 9029608, 9674580, 11287010, 12899440, 13544412, 16930515, 18059216, 19349160, 22574020, 27088824, 33861030, 38698320, 45148040, 54177648, 67722060, 90296080, 135444120, 270888240]

約数ペア:

[(1, 270888240), (2, 135444120), (3, 90296080), (4, 67722060), (5, 54177648), (6, 45148040), (7, 38698320), (8, 33861030), (10, 27088824), (12, 22574020), (14, 19349160), (15, 18059216), (16, 16930515), (20, 13544412), (21, 12899440), (24, 11287010), (28, 9674580), (30, 9029608), (35, 7739664), (40, 6772206), (42, 6449720), (48, 5643505), (56, 4837290), (60, 4514804), (70, 3869832), (80, 3386103), (84, 3224860), (105, 2579888), (112, 2418645), (120, 2257402), (140, 1934916), (168, 1612430), (210, 1289944), (240, 1128701), (280, 967458), (336, 806215), (383, 707280), (420, 644972), (421, 643440), (560, 483729), (766, 353640), (840, 322486), (842, 321720), (1149, 235760), (1263, 214480), (1532, 176820), (1680, 161243), (1684, 160860), (1915, 141456), (2105, 128688), (2298, 117880), (2526, 107240), (2681, 101040), (2947, 91920), (3064, 88410), (3368, 80430), (3830, 70728), (4210, 64344), (4596, 58940), (5052, 53620), (5362, 50520), (5745, 47152), (5894, 45960), (6128, 44205), (6315, 42896), (6736, 40215), (7660, 35364), (8043, 33680), (8420, 32172), (8841, 30640), (9192, 29470), (10104, 26810), (10724, 25260), (11490, 23576), (11788, 22980), (12630, 21448), (13405, 20208), (14735, 18384), (15320, 17682), (16086, 16840)]