187789160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 486864000

約数和(自身を除く): 299074840

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 83, 95, 104, 130, 152, 166, 190, 229, 247, 260, 332, 380, 415, 458, 494, 520, 664, 760, 830, 916, 988, 1079, 1145, 1235, 1577, 1660, 1832, 1976, 2158, 2290, 2470, 2977, 3154, 3320, 4316, 4351, 4580, 4940, 5395, 5954, 6308, 7885, 8632, 8702, 9160, 9880, 10790, 11908, 12616, 14885, 15770, 17404, 19007, 20501, 21580, 21755, 23816, 29770, 31540, 34808, 38014, 41002, 43160, 43510, 56563, 59540, 63080, 76028, 82004, 87020, 95035, 102505, 113126, 119080, 152056, 164008, 174040, 190070, 205010, 226252, 247091, 282815, 361133, 380140, 410020, 452504, 494182, 565630, 722266, 760280, 820040, 988364, 1131260, 1235455, 1444532, 1805665, 1976728, 2262520, 2470910, 2889064, 3611330, 4694729, 4941820, 7222660, 9389458, 9883640, 14445320, 18778916, 23473645, 37557832, 46947290, 93894580, 187789160]

約数ペア:

[(1, 187789160), (2, 93894580), (4, 46947290), (5, 37557832), (8, 23473645), (10, 18778916), (13, 14445320), (19, 9883640), (20, 9389458), (26, 7222660), (38, 4941820), (40, 4694729), (52, 3611330), (65, 2889064), (76, 2470910), (83, 2262520), (95, 1976728), (104, 1805665), (130, 1444532), (152, 1235455), (166, 1131260), (190, 988364), (229, 820040), (247, 760280), (260, 722266), (332, 565630), (380, 494182), (415, 452504), (458, 410020), (494, 380140), (520, 361133), (664, 282815), (760, 247091), (830, 226252), (916, 205010), (988, 190070), (1079, 174040), (1145, 164008), (1235, 152056), (1577, 119080), (1660, 113126), (1832, 102505), (1976, 95035), (2158, 87020), (2290, 82004), (2470, 76028), (2977, 63080), (3154, 59540), (3320, 56563), (4316, 43510), (4351, 43160), (4580, 41002), (4940, 38014), (5395, 34808), (5954, 31540), (6308, 29770), (7885, 23816), (8632, 21755), (8702, 21580), (9160, 20501), (9880, 19007), (10790, 17404), (11908, 15770), (12616, 14885)]