151231640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:206

約数の個数: 192

約数和(自身を含む): 433382400

約数和(自身を除く): 282150760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 31, 35, 38, 40, 49, 56, 62, 70, 76, 95, 98, 124, 131, 133, 140, 152, 155, 190, 196, 217, 245, 248, 262, 266, 280, 310, 380, 392, 434, 490, 524, 532, 589, 620, 655, 665, 760, 868, 917, 931, 980, 1048, 1064, 1085, 1178, 1240, 1310, 1330, 1519, 1736, 1834, 1862, 1960, 2170, 2356, 2489, 2620, 2660, 2945, 3038, 3668, 3724, 4061, 4123, 4340, 4585, 4655, 4712, 4978, 5240, 5320, 5890, 6076, 6419, 7336, 7448, 7595, 8122, 8246, 8680, 9170, 9310, 9956, 11780, 12152, 12445, 12838, 15190, 16244, 16492, 17423, 18340, 18620, 19912, 20305, 20615, 23560, 24890, 25676, 28427, 28861, 30380, 32095, 32488, 32984, 34846, 36680, 37240, 40610, 41230, 49780, 51352, 56854, 57722, 60760, 64190, 69692, 77159, 81220, 82460, 87115, 99560, 113708, 115444, 121961, 128380, 139384, 142135, 144305, 154318, 162440, 164920, 174230, 198989, 227416, 230888, 243922, 256760, 284270, 288610, 308636, 348460, 385795, 397978, 487844, 540113, 568540, 577220, 609805, 617272, 696920, 771590, 795956, 975688, 994945, 1080226, 1137080, 1154440, 1219610, 1543180, 1591912, 1989890, 2160452, 2439220, 2700565, 3086360, 3780791, 3979780, 4320904, 4878440, 5401130, 7561582, 7959560, 10802260, 15123164, 18903955, 21604520, 30246328, 37807910, 75615820, 151231640]

約数ペア:

[(1, 151231640), (2, 75615820), (4, 37807910), (5, 30246328), (7, 21604520), (8, 18903955), (10, 15123164), (14, 10802260), (19, 7959560), (20, 7561582), (28, 5401130), (31, 4878440), (35, 4320904), (38, 3979780), (40, 3780791), (49, 3086360), (56, 2700565), (62, 2439220), (70, 2160452), (76, 1989890), (95, 1591912), (98, 1543180), (124, 1219610), (131, 1154440), (133, 1137080), (140, 1080226), (152, 994945), (155, 975688), (190, 795956), (196, 771590), (217, 696920), (245, 617272), (248, 609805), (262, 577220), (266, 568540), (280, 540113), (310, 487844), (380, 397978), (392, 385795), (434, 348460), (490, 308636), (524, 288610), (532, 284270), (589, 256760), (620, 243922), (655, 230888), (665, 227416), (760, 198989), (868, 174230), (917, 164920), (931, 162440), (980, 154318), (1048, 144305), (1064, 142135), (1085, 139384), (1178, 128380), (1240, 121961), (1310, 115444), (1330, 113708), (1519, 99560), (1736, 87115), (1834, 82460), (1862, 81220), (1960, 77159), (2170, 69692), (2356, 64190), (2489, 60760), (2620, 57722), (2660, 56854), (2945, 51352), (3038, 49780), (3668, 41230), (3724, 40610), (4061, 37240), (4123, 36680), (4340, 34846), (4585, 32984), (4655, 32488), (4712, 32095), (4978, 30380), (5240, 28861), (5320, 28427), (5890, 25676), (6076, 24890), (6419, 23560), (7336, 20615), (7448, 20305), (7595, 19912), (8122, 18620), (8246, 18340), (8680, 17423), (9170, 16492), (9310, 16244), (9956, 15190), (11780, 12838), (12152, 12445)]