158693940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 497624400

約数和(自身を除く): 338930460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 97, 122, 149, 180, 183, 194, 244, 291, 298, 305, 366, 388, 447, 485, 549, 582, 596, 610, 732, 745, 873, 894, 915, 970, 1098, 1164, 1220, 1341, 1455, 1490, 1746, 1788, 1830, 1940, 2196, 2235, 2682, 2745, 2910, 2980, 3492, 3660, 4365, 4470, 5364, 5490, 5820, 5917, 6705, 8730, 8940, 9089, 10980, 11834, 13410, 14453, 17460, 17751, 18178, 23668, 26820, 27267, 28906, 29585, 35502, 36356, 43359, 45445, 53253, 54534, 57812, 59170, 71004, 72265, 81801, 86718, 88755, 90890, 106506, 109068, 118340, 130077, 136335, 144530, 163602, 173436, 177510, 181780, 213012, 216795, 260154, 266265, 272670, 289060, 327204, 355020, 409005, 433590, 520308, 532530, 545340, 650385, 818010, 867180, 881633, 1065060, 1300770, 1636020, 1763266, 2601540, 2644899, 3526532, 4408165, 5289798, 7934697, 8816330, 10579596, 13224495, 15869394, 17632660, 26448990, 31738788, 39673485, 52897980, 79346970, 158693940]

約数ペア:

[(1, 158693940), (2, 79346970), (3, 52897980), (4, 39673485), (5, 31738788), (6, 26448990), (9, 17632660), (10, 15869394), (12, 13224495), (15, 10579596), (18, 8816330), (20, 7934697), (30, 5289798), (36, 4408165), (45, 3526532), (60, 2644899), (61, 2601540), (90, 1763266), (97, 1636020), (122, 1300770), (149, 1065060), (180, 881633), (183, 867180), (194, 818010), (244, 650385), (291, 545340), (298, 532530), (305, 520308), (366, 433590), (388, 409005), (447, 355020), (485, 327204), (549, 289060), (582, 272670), (596, 266265), (610, 260154), (732, 216795), (745, 213012), (873, 181780), (894, 177510), (915, 173436), (970, 163602), (1098, 144530), (1164, 136335), (1220, 130077), (1341, 118340), (1455, 109068), (1490, 106506), (1746, 90890), (1788, 88755), (1830, 86718), (1940, 81801), (2196, 72265), (2235, 71004), (2682, 59170), (2745, 57812), (2910, 54534), (2980, 53253), (3492, 45445), (3660, 43359), (4365, 36356), (4470, 35502), (5364, 29585), (5490, 28906), (5820, 27267), (5917, 26820), (6705, 23668), (8730, 18178), (8940, 17751), (9089, 17460), (10980, 14453), (11834, 13410)]