239937320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:440

約数の個数: 192

約数和(自身を含む): 701784000

約数和(自身を除く): 461846680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 49, 56, 68, 70, 76, 85, 95, 98, 119, 133, 136, 140, 152, 170, 190, 196, 238, 245, 266, 280, 323, 340, 379, 380, 392, 476, 490, 532, 595, 646, 665, 680, 758, 760, 833, 931, 952, 980, 1064, 1190, 1292, 1330, 1516, 1615, 1666, 1862, 1895, 1960, 2261, 2380, 2584, 2653, 2660, 3032, 3230, 3332, 3724, 3790, 4165, 4522, 4655, 4760, 5306, 5320, 6443, 6460, 6664, 7201, 7448, 7580, 8330, 9044, 9310, 10612, 11305, 12886, 12920, 13265, 14402, 15160, 15827, 16660, 18088, 18571, 18620, 21224, 22610, 25772, 26530, 28804, 31654, 32215, 33320, 36005, 37142, 37240, 45101, 45220, 50407, 51544, 53060, 57608, 63308, 64430, 72010, 74284, 79135, 90202, 90440, 92855, 100814, 106120, 122417, 126616, 128860, 144020, 148568, 158270, 180404, 185710, 201628, 225505, 244834, 252035, 257720, 288040, 315707, 316540, 352849, 360808, 371420, 403256, 451010, 489668, 504070, 612085, 631414, 633080, 705698, 742840, 856919, 902020, 979336, 1008140, 1224170, 1262828, 1411396, 1578535, 1713838, 1764245, 1804040, 2016280, 2448340, 2525656, 2822792, 3157070, 3427676, 3528490, 4284595, 4896680, 5998433, 6314140, 6855352, 7056980, 8569190, 11996866, 12628280, 14113960, 17138380, 23993732, 29992165, 34276760, 47987464, 59984330, 119968660, 239937320]

約数ペア:

[(1, 239937320), (2, 119968660), (4, 59984330), (5, 47987464), (7, 34276760), (8, 29992165), (10, 23993732), (14, 17138380), (17, 14113960), (19, 12628280), (20, 11996866), (28, 8569190), (34, 7056980), (35, 6855352), (38, 6314140), (40, 5998433), (49, 4896680), (56, 4284595), (68, 3528490), (70, 3427676), (76, 3157070), (85, 2822792), (95, 2525656), (98, 2448340), (119, 2016280), (133, 1804040), (136, 1764245), (140, 1713838), (152, 1578535), (170, 1411396), (190, 1262828), (196, 1224170), (238, 1008140), (245, 979336), (266, 902020), (280, 856919), (323, 742840), (340, 705698), (379, 633080), (380, 631414), (392, 612085), (476, 504070), (490, 489668), (532, 451010), (595, 403256), (646, 371420), (665, 360808), (680, 352849), (758, 316540), (760, 315707), (833, 288040), (931, 257720), (952, 252035), (980, 244834), (1064, 225505), (1190, 201628), (1292, 185710), (1330, 180404), (1516, 158270), (1615, 148568), (1666, 144020), (1862, 128860), (1895, 126616), (1960, 122417), (2261, 106120), (2380, 100814), (2584, 92855), (2653, 90440), (2660, 90202), (3032, 79135), (3230, 74284), (3332, 72010), (3724, 64430), (3790, 63308), (4165, 57608), (4522, 53060), (4655, 51544), (4760, 50407), (5306, 45220), (5320, 45101), (6443, 37240), (6460, 37142), (6664, 36005), (7201, 33320), (7448, 32215), (7580, 31654), (8330, 28804), (9044, 26530), (9310, 25772), (10612, 22610), (11305, 21224), (12886, 18620), (12920, 18571), (13265, 18088), (14402, 16660), (15160, 15827)]