389981700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:467

約数の個数: 216

約数和(自身を含む): 1316165760

約数和(自身を除く): 926184060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 45, 50, 51, 60, 68, 71, 75, 85, 90, 100, 102, 142, 150, 153, 170, 180, 204, 213, 225, 255, 284, 300, 306, 340, 355, 359, 425, 426, 450, 510, 612, 639, 710, 718, 765, 850, 852, 900, 1020, 1065, 1077, 1207, 1275, 1278, 1420, 1436, 1530, 1700, 1775, 1795, 2130, 2154, 2414, 2550, 2556, 3060, 3195, 3231, 3550, 3590, 3621, 3825, 4260, 4308, 4828, 5100, 5325, 5385, 6035, 6103, 6390, 6462, 7100, 7180, 7242, 7650, 8975, 10650, 10770, 10863, 12070, 12206, 12780, 12924, 14484, 15300, 15975, 16155, 17950, 18105, 18309, 21300, 21540, 21726, 24140, 24412, 25489, 26925, 30175, 30515, 31950, 32310, 35900, 36210, 36618, 43452, 50978, 53850, 54315, 54927, 60350, 61030, 63900, 64620, 72420, 73236, 76467, 80775, 90525, 91545, 101956, 107700, 108630, 109854, 120700, 122060, 127445, 152575, 152934, 161550, 181050, 183090, 217260, 219708, 229401, 254890, 271575, 274635, 305150, 305868, 323100, 362100, 366180, 382335, 433313, 457725, 458802, 509780, 543150, 549270, 610300, 637225, 764670, 866626, 915450, 917604, 1086300, 1098540, 1147005, 1274450, 1299939, 1373175, 1529340, 1733252, 1830900, 1911675, 2166565, 2294010, 2548900, 2599878, 2746350, 3823350, 3899817, 4333130, 4588020, 5199756, 5492700, 5735025, 6499695, 7646700, 7799634, 8666260, 10832825, 11470050, 12999390, 15599268, 19499085, 21665650, 22940100, 25998780, 32498475, 38998170, 43331300, 64996950, 77996340, 97495425, 129993900, 194990850, 389981700]

約数ペア:

[(1, 389981700), (2, 194990850), (3, 129993900), (4, 97495425), (5, 77996340), (6, 64996950), (9, 43331300), (10, 38998170), (12, 32498475), (15, 25998780), (17, 22940100), (18, 21665650), (20, 19499085), (25, 15599268), (30, 12999390), (34, 11470050), (36, 10832825), (45, 8666260), (50, 7799634), (51, 7646700), (60, 6499695), (68, 5735025), (71, 5492700), (75, 5199756), (85, 4588020), (90, 4333130), (100, 3899817), (102, 3823350), (142, 2746350), (150, 2599878), (153, 2548900), (170, 2294010), (180, 2166565), (204, 1911675), (213, 1830900), (225, 1733252), (255, 1529340), (284, 1373175), (300, 1299939), (306, 1274450), (340, 1147005), (355, 1098540), (359, 1086300), (425, 917604), (426, 915450), (450, 866626), (510, 764670), (612, 637225), (639, 610300), (710, 549270), (718, 543150), (765, 509780), (850, 458802), (852, 457725), (900, 433313), (1020, 382335), (1065, 366180), (1077, 362100), (1207, 323100), (1275, 305868), (1278, 305150), (1420, 274635), (1436, 271575), (1530, 254890), (1700, 229401), (1775, 219708), (1795, 217260), (2130, 183090), (2154, 181050), (2414, 161550), (2550, 152934), (2556, 152575), (3060, 127445), (3195, 122060), (3231, 120700), (3550, 109854), (3590, 108630), (3621, 107700), (3825, 101956), (4260, 91545), (4308, 90525), (4828, 80775), (5100, 76467), (5325, 73236), (5385, 72420), (6035, 64620), (6103, 63900), (6390, 61030), (6462, 60350), (7100, 54927), (7180, 54315), (7242, 53850), (7650, 50978), (8975, 43452), (10650, 36618), (10770, 36210), (10863, 35900), (12070, 32310), (12206, 31950), (12780, 30515), (12924, 30175), (14484, 26925), (15300, 25489), (15975, 24412), (16155, 24140), (17950, 21726), (18105, 21540), (18309, 21300)]