206442480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:439

約数の個数: 160

約数和(自身を含む): 674956800

約数和(自身を除く): 468514320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 149, 184, 230, 240, 251, 276, 298, 345, 368, 447, 460, 502, 552, 596, 690, 745, 753, 894, 920, 1004, 1104, 1192, 1255, 1380, 1490, 1506, 1788, 1840, 2008, 2235, 2384, 2510, 2760, 2980, 3012, 3427, 3576, 3765, 4016, 4470, 5020, 5520, 5773, 5960, 6024, 6854, 7152, 7530, 8940, 10040, 10281, 11546, 11920, 12048, 13708, 15060, 17135, 17319, 17880, 20080, 20562, 23092, 27416, 28865, 30120, 34270, 34638, 35760, 37399, 41124, 46184, 51405, 54832, 57730, 60240, 68540, 69276, 74798, 82248, 86595, 92368, 102810, 112197, 115460, 137080, 138552, 149596, 164496, 173190, 186995, 205620, 224394, 230920, 274160, 277104, 299192, 346380, 373990, 411240, 448788, 461840, 560985, 598384, 692760, 747980, 822480, 860177, 897576, 1121970, 1385520, 1495960, 1720354, 1795152, 2243940, 2580531, 2991920, 3440708, 4300885, 4487880, 5161062, 6881416, 8601770, 8975760, 10322124, 12902655, 13762832, 17203540, 20644248, 25805310, 34407080, 41288496, 51610620, 68814160, 103221240, 206442480]

約数ペア:

[(1, 206442480), (2, 103221240), (3, 68814160), (4, 51610620), (5, 41288496), (6, 34407080), (8, 25805310), (10, 20644248), (12, 17203540), (15, 13762832), (16, 12902655), (20, 10322124), (23, 8975760), (24, 8601770), (30, 6881416), (40, 5161062), (46, 4487880), (48, 4300885), (60, 3440708), (69, 2991920), (80, 2580531), (92, 2243940), (115, 1795152), (120, 1720354), (138, 1495960), (149, 1385520), (184, 1121970), (230, 897576), (240, 860177), (251, 822480), (276, 747980), (298, 692760), (345, 598384), (368, 560985), (447, 461840), (460, 448788), (502, 411240), (552, 373990), (596, 346380), (690, 299192), (745, 277104), (753, 274160), (894, 230920), (920, 224394), (1004, 205620), (1104, 186995), (1192, 173190), (1255, 164496), (1380, 149596), (1490, 138552), (1506, 137080), (1788, 115460), (1840, 112197), (2008, 102810), (2235, 92368), (2384, 86595), (2510, 82248), (2760, 74798), (2980, 69276), (3012, 68540), (3427, 60240), (3576, 57730), (3765, 54832), (4016, 51405), (4470, 46184), (5020, 41124), (5520, 37399), (5773, 35760), (5960, 34638), (6024, 34270), (6854, 30120), (7152, 28865), (7530, 27416), (8940, 23092), (10040, 20562), (10281, 20080), (11546, 17880), (11920, 17319), (12048, 17135), (13708, 15060)]