164130400

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:166

約数の個数: 216

約数和(自身を含む): 480906720

約数和(自身を除く): 316776320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 53, 56, 70, 79, 80, 98, 100, 106, 112, 140, 158, 160, 175, 196, 200, 212, 224, 245, 265, 280, 316, 350, 371, 392, 395, 400, 424, 490, 530, 553, 560, 632, 700, 742, 784, 790, 800, 848, 980, 1060, 1106, 1120, 1225, 1264, 1325, 1400, 1484, 1568, 1580, 1696, 1855, 1960, 1975, 2120, 2212, 2450, 2528, 2597, 2650, 2765, 2800, 2968, 3160, 3710, 3871, 3920, 3950, 4187, 4240, 4424, 4900, 5194, 5300, 5530, 5600, 5936, 6320, 7420, 7742, 7840, 7900, 8374, 8480, 8848, 9275, 9800, 10388, 10600, 11060, 11872, 12640, 12985, 13825, 14840, 15484, 15800, 16748, 17696, 18550, 19355, 19600, 20776, 20935, 21200, 22120, 25970, 27650, 29309, 29680, 30968, 31600, 33496, 37100, 38710, 39200, 41552, 41870, 42400, 44240, 51940, 55300, 58618, 59360, 61936, 63200, 64925, 66992, 74200, 77420, 83104, 83740, 88480, 96775, 103880, 104675, 110600, 117236, 123872, 129850, 133984, 146545, 148400, 154840, 167480, 193550, 205163, 207760, 209350, 221200, 234472, 259700, 293090, 296800, 309680, 334960, 387100, 410326, 415520, 418700, 442400, 468944, 519400, 586180, 619360, 669920, 732725, 774200, 820652, 837400, 937888, 1025815, 1038800, 1172360, 1465450, 1548400, 1641304, 1674800, 2051630, 2077600, 2344720, 2930900, 3096800, 3282608, 3349600, 4103260, 4689440, 5129075, 5861800, 6565216, 8206520, 10258150, 11723600, 16413040, 20516300, 23447200, 32826080, 41032600, 82065200, 164130400]

約数ペア:

[(1, 164130400), (2, 82065200), (4, 41032600), (5, 32826080), (7, 23447200), (8, 20516300), (10, 16413040), (14, 11723600), (16, 10258150), (20, 8206520), (25, 6565216), (28, 5861800), (32, 5129075), (35, 4689440), (40, 4103260), (49, 3349600), (50, 3282608), (53, 3096800), (56, 2930900), (70, 2344720), (79, 2077600), (80, 2051630), (98, 1674800), (100, 1641304), (106, 1548400), (112, 1465450), (140, 1172360), (158, 1038800), (160, 1025815), (175, 937888), (196, 837400), (200, 820652), (212, 774200), (224, 732725), (245, 669920), (265, 619360), (280, 586180), (316, 519400), (350, 468944), (371, 442400), (392, 418700), (395, 415520), (400, 410326), (424, 387100), (490, 334960), (530, 309680), (553, 296800), (560, 293090), (632, 259700), (700, 234472), (742, 221200), (784, 209350), (790, 207760), (800, 205163), (848, 193550), (980, 167480), (1060, 154840), (1106, 148400), (1120, 146545), (1225, 133984), (1264, 129850), (1325, 123872), (1400, 117236), (1484, 110600), (1568, 104675), (1580, 103880), (1696, 96775), (1855, 88480), (1960, 83740), (1975, 83104), (2120, 77420), (2212, 74200), (2450, 66992), (2528, 64925), (2597, 63200), (2650, 61936), (2765, 59360), (2800, 58618), (2968, 55300), (3160, 51940), (3710, 44240), (3871, 42400), (3920, 41870), (3950, 41552), (4187, 39200), (4240, 38710), (4424, 37100), (4900, 33496), (5194, 31600), (5300, 30968), (5530, 29680), (5600, 29309), (5936, 27650), (6320, 25970), (7420, 22120), (7742, 21200), (7840, 20935), (7900, 20776), (8374, 19600), (8480, 19355), (8848, 18550), (9275, 17696), (9800, 16748), (10388, 15800), (10600, 15484), (11060, 14840), (11872, 13825), (12640, 12985)]