122780280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:211

約数の個数: 256

約数和(自身を含む): 455040000

約数和(自身を除く): 332259720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 49, 56, 57, 60, 70, 76, 84, 95, 98, 105, 114, 120, 133, 140, 147, 152, 157, 168, 190, 196, 210, 228, 245, 266, 280, 285, 294, 314, 343, 380, 392, 399, 420, 456, 471, 490, 532, 570, 588, 628, 665, 686, 735, 760, 785, 798, 840, 931, 942, 980, 1029, 1064, 1099, 1140, 1176, 1256, 1330, 1372, 1470, 1570, 1596, 1715, 1862, 1884, 1960, 1995, 2058, 2198, 2280, 2355, 2660, 2744, 2793, 2940, 2983, 3140, 3192, 3297, 3430, 3724, 3768, 3990, 4116, 4396, 4655, 4710, 5145, 5320, 5495, 5586, 5880, 5966, 6280, 6517, 6594, 6860, 7448, 7693, 7980, 8232, 8792, 8949, 9310, 9420, 10290, 10990, 11172, 11932, 13034, 13188, 13720, 13965, 14915, 15386, 15960, 16485, 17898, 18620, 18840, 19551, 20580, 20881, 21980, 22344, 23079, 23864, 26068, 26376, 27930, 29830, 30772, 32585, 32970, 35796, 37240, 38465, 39102, 41160, 41762, 43960, 44745, 46158, 52136, 53851, 55860, 59660, 61544, 62643, 65170, 65940, 71592, 76930, 78204, 83524, 89490, 92316, 97755, 104405, 107702, 111720, 115395, 119320, 125286, 130340, 131880, 146167, 153860, 156408, 161553, 167048, 178980, 184632, 195510, 208810, 215404, 230790, 250572, 260680, 269255, 292334, 307720, 313215, 323106, 357960, 391020, 417620, 430808, 438501, 461580, 501144, 538510, 584668, 626430, 646212, 730835, 782040, 807765, 835240, 877002, 923160, 1023169, 1077020, 1169336, 1252860, 1292424, 1461670, 1615530, 1754004, 2046338, 2154040, 2192505, 2505720, 2923340, 3069507, 3231060, 3508008, 4092676, 4385010, 5115845, 5846680, 6139014, 6462120, 8185352, 8770020, 10231690, 12278028, 15347535, 17540040, 20463380, 24556056, 30695070, 40926760, 61390140, 122780280]

約数ペア:

[(1, 122780280), (2, 61390140), (3, 40926760), (4, 30695070), (5, 24556056), (6, 20463380), (7, 17540040), (8, 15347535), (10, 12278028), (12, 10231690), (14, 8770020), (15, 8185352), (19, 6462120), (20, 6139014), (21, 5846680), (24, 5115845), (28, 4385010), (30, 4092676), (35, 3508008), (38, 3231060), (40, 3069507), (42, 2923340), (49, 2505720), (56, 2192505), (57, 2154040), (60, 2046338), (70, 1754004), (76, 1615530), (84, 1461670), (95, 1292424), (98, 1252860), (105, 1169336), (114, 1077020), (120, 1023169), (133, 923160), (140, 877002), (147, 835240), (152, 807765), (157, 782040), (168, 730835), (190, 646212), (196, 626430), (210, 584668), (228, 538510), (245, 501144), (266, 461580), (280, 438501), (285, 430808), (294, 417620), (314, 391020), (343, 357960), (380, 323106), (392, 313215), (399, 307720), (420, 292334), (456, 269255), (471, 260680), (490, 250572), (532, 230790), (570, 215404), (588, 208810), (628, 195510), (665, 184632), (686, 178980), (735, 167048), (760, 161553), (785, 156408), (798, 153860), (840, 146167), (931, 131880), (942, 130340), (980, 125286), (1029, 119320), (1064, 115395), (1099, 111720), (1140, 107702), (1176, 104405), (1256, 97755), (1330, 92316), (1372, 89490), (1470, 83524), (1570, 78204), (1596, 76930), (1715, 71592), (1862, 65940), (1884, 65170), (1960, 62643), (1995, 61544), (2058, 59660), (2198, 55860), (2280, 53851), (2355, 52136), (2660, 46158), (2744, 44745), (2793, 43960), (2940, 41762), (2983, 41160), (3140, 39102), (3192, 38465), (3297, 37240), (3430, 35796), (3724, 32970), (3768, 32585), (3990, 30772), (4116, 29830), (4396, 27930), (4655, 26376), (4710, 26068), (5145, 23864), (5320, 23079), (5495, 22344), (5586, 21980), (5880, 20881), (5966, 20580), (6280, 19551), (6517, 18840), (6594, 18620), (6860, 17898), (7448, 16485), (7693, 15960), (7980, 15386), (8232, 14915), (8792, 13965), (8949, 13720), (9310, 13188), (9420, 13034), (10290, 11932), (10990, 11172)]