1395158520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:398

約数の個数: 256

約数和(自身を含む): 4914432000

約数和(自身を除く): 3519273480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 149, 157, 168, 210, 213, 280, 284, 298, 314, 355, 420, 426, 447, 471, 497, 568, 596, 628, 710, 745, 785, 840, 852, 894, 942, 994, 1043, 1065, 1099, 1192, 1256, 1420, 1490, 1491, 1570, 1704, 1788, 1884, 1988, 2086, 2130, 2198, 2235, 2355, 2485, 2840, 2980, 2982, 3129, 3140, 3297, 3576, 3768, 3976, 4172, 4260, 4396, 4470, 4710, 4970, 5215, 5495, 5960, 5964, 6258, 6280, 6594, 7455, 8344, 8520, 8792, 8940, 9420, 9940, 10430, 10579, 10990, 11147, 11928, 12516, 13188, 14910, 15645, 16485, 17880, 18840, 19880, 20860, 21158, 21980, 22294, 23393, 25032, 26376, 29820, 31290, 31737, 32970, 33441, 41720, 42316, 43960, 44588, 46786, 52895, 55735, 59640, 62580, 63474, 65940, 66882, 70179, 74053, 78029, 84632, 89176, 93572, 105790, 111470, 116965, 125160, 126948, 131880, 133764, 140358, 148106, 156058, 158685, 163751, 167205, 187144, 211580, 222159, 222940, 233930, 234087, 253896, 267528, 280716, 296212, 312116, 317370, 327502, 334410, 350895, 370265, 390145, 423160, 444318, 445880, 467860, 468174, 491253, 561432, 592424, 624232, 634740, 655004, 668820, 701790, 740530, 780290, 818755, 888636, 935720, 936348, 982506, 1110795, 1170435, 1269480, 1310008, 1337640, 1403580, 1481060, 1560580, 1637510, 1660903, 1777272, 1872696, 1965012, 2221590, 2340870, 2456265, 2807160, 2962120, 3121160, 3275020, 3321806, 3930024, 4443180, 4681740, 4912530, 4982709, 6550040, 6643612, 8304515, 8886360, 9363480, 9825060, 9965418, 11626321, 13287224, 16609030, 19650120, 19930836, 23252642, 24913545, 33218060, 34878963, 39861672, 46505284, 49827090, 58131605, 66436120, 69757926, 93010568, 99654180, 116263210, 139515852, 174394815, 199308360, 232526420, 279031704, 348789630, 465052840, 697579260, 1395158520]

約数ペア:

[(1, 1395158520), (2, 697579260), (3, 465052840), (4, 348789630), (5, 279031704), (6, 232526420), (7, 199308360), (8, 174394815), (10, 139515852), (12, 116263210), (14, 99654180), (15, 93010568), (20, 69757926), (21, 66436120), (24, 58131605), (28, 49827090), (30, 46505284), (35, 39861672), (40, 34878963), (42, 33218060), (56, 24913545), (60, 23252642), (70, 19930836), (71, 19650120), (84, 16609030), (105, 13287224), (120, 11626321), (140, 9965418), (142, 9825060), (149, 9363480), (157, 8886360), (168, 8304515), (210, 6643612), (213, 6550040), (280, 4982709), (284, 4912530), (298, 4681740), (314, 4443180), (355, 3930024), (420, 3321806), (426, 3275020), (447, 3121160), (471, 2962120), (497, 2807160), (568, 2456265), (596, 2340870), (628, 2221590), (710, 1965012), (745, 1872696), (785, 1777272), (840, 1660903), (852, 1637510), (894, 1560580), (942, 1481060), (994, 1403580), (1043, 1337640), (1065, 1310008), (1099, 1269480), (1192, 1170435), (1256, 1110795), (1420, 982506), (1490, 936348), (1491, 935720), (1570, 888636), (1704, 818755), (1788, 780290), (1884, 740530), (1988, 701790), (2086, 668820), (2130, 655004), (2198, 634740), (2235, 624232), (2355, 592424), (2485, 561432), (2840, 491253), (2980, 468174), (2982, 467860), (3129, 445880), (3140, 444318), (3297, 423160), (3576, 390145), (3768, 370265), (3976, 350895), (4172, 334410), (4260, 327502), (4396, 317370), (4470, 312116), (4710, 296212), (4970, 280716), (5215, 267528), (5495, 253896), (5960, 234087), (5964, 233930), (6258, 222940), (6280, 222159), (6594, 211580), (7455, 187144), (8344, 167205), (8520, 163751), (8792, 158685), (8940, 156058), (9420, 148106), (9940, 140358), (10430, 133764), (10579, 131880), (10990, 126948), (11147, 125160), (11928, 116965), (12516, 111470), (13188, 105790), (14910, 93572), (15645, 89176), (16485, 84632), (17880, 78029), (18840, 74053), (19880, 70179), (20860, 66882), (21158, 65940), (21980, 63474), (22294, 62580), (23393, 59640), (25032, 55735), (26376, 52895), (29820, 46786), (31290, 44588), (31737, 43960), (32970, 42316), (33441, 41720)]