387264640

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:319

約数の個数: 192

約数和(自身を含む): 1101985560

約数和(自身を除く): 714720920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 53, 56, 64, 70, 80, 98, 106, 112, 128, 140, 160, 196, 212, 224, 233, 245, 265, 280, 320, 371, 392, 424, 448, 466, 490, 530, 560, 640, 742, 784, 848, 896, 932, 980, 1060, 1120, 1165, 1484, 1568, 1631, 1696, 1855, 1864, 1960, 2120, 2240, 2330, 2597, 2968, 3136, 3262, 3392, 3710, 3728, 3920, 4240, 4480, 4660, 5194, 5936, 6272, 6524, 6784, 7420, 7456, 7840, 8155, 8480, 9320, 10388, 11417, 11872, 12349, 12985, 13048, 14840, 14912, 15680, 16310, 16960, 18640, 20776, 22834, 23744, 24698, 25970, 26096, 29680, 29824, 31360, 32620, 33920, 37280, 41552, 45668, 47488, 49396, 51940, 52192, 57085, 59360, 61745, 65240, 74560, 83104, 86443, 91336, 98792, 103880, 104384, 114170, 118720, 123490, 130480, 149120, 166208, 172886, 182672, 197584, 207760, 208768, 228340, 237440, 246980, 260960, 332416, 345772, 365344, 395168, 415520, 432215, 456680, 493960, 521920, 605101, 691544, 730688, 790336, 831040, 864430, 913360, 987920, 1043840, 1210202, 1383088, 1461376, 1580672, 1662080, 1728860, 1826720, 1975840, 2420404, 2766176, 3025505, 3457720, 3653440, 3951680, 4840808, 5532352, 6051010, 6915440, 7306880, 7903360, 9681616, 11064704, 12102020, 13830880, 19363232, 24204040, 27661760, 38726464, 48408080, 55323520, 77452928, 96816160, 193632320, 387264640]

約数ペア:

[(1, 387264640), (2, 193632320), (4, 96816160), (5, 77452928), (7, 55323520), (8, 48408080), (10, 38726464), (14, 27661760), (16, 24204040), (20, 19363232), (28, 13830880), (32, 12102020), (35, 11064704), (40, 9681616), (49, 7903360), (53, 7306880), (56, 6915440), (64, 6051010), (70, 5532352), (80, 4840808), (98, 3951680), (106, 3653440), (112, 3457720), (128, 3025505), (140, 2766176), (160, 2420404), (196, 1975840), (212, 1826720), (224, 1728860), (233, 1662080), (245, 1580672), (265, 1461376), (280, 1383088), (320, 1210202), (371, 1043840), (392, 987920), (424, 913360), (448, 864430), (466, 831040), (490, 790336), (530, 730688), (560, 691544), (640, 605101), (742, 521920), (784, 493960), (848, 456680), (896, 432215), (932, 415520), (980, 395168), (1060, 365344), (1120, 345772), (1165, 332416), (1484, 260960), (1568, 246980), (1631, 237440), (1696, 228340), (1855, 208768), (1864, 207760), (1960, 197584), (2120, 182672), (2240, 172886), (2330, 166208), (2597, 149120), (2968, 130480), (3136, 123490), (3262, 118720), (3392, 114170), (3710, 104384), (3728, 103880), (3920, 98792), (4240, 91336), (4480, 86443), (4660, 83104), (5194, 74560), (5936, 65240), (6272, 61745), (6524, 59360), (6784, 57085), (7420, 52192), (7456, 51940), (7840, 49396), (8155, 47488), (8480, 45668), (9320, 41552), (10388, 37280), (11417, 33920), (11872, 32620), (12349, 31360), (12985, 29824), (13048, 29680), (14840, 26096), (14912, 25970), (15680, 24698), (16310, 23744), (16960, 22834), (18640, 20776)]