15829380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{739}}^1$

素因数の和:778

約数の個数: 144

約数和(自身を含む): 58181760

約数和(自身を除く): 42352380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 739, 765, 1020, 1071, 1190, 1260, 1428, 1478, 1530, 1785, 2142, 2217, 2380, 2956, 3060, 3570, 3695, 4284, 4434, 5173, 5355, 6651, 7140, 7390, 8868, 10346, 10710, 11085, 12563, 13302, 14780, 15519, 20692, 21420, 22170, 25126, 25865, 26604, 31038, 33255, 37689, 44340, 46557, 50252, 51730, 62076, 62815, 66510, 75378, 77595, 87941, 93114, 103460, 113067, 125630, 133020, 150756, 155190, 175882, 186228, 188445, 226134, 232785, 251260, 263823, 310380, 351764, 376890, 439705, 452268, 465570, 527646, 565335, 753780, 791469, 879410, 931140, 1055292, 1130670, 1319115, 1582938, 1758820, 2261340, 2638230, 3165876, 3957345, 5276460, 7914690, 15829380]

約数ペア:

[(1, 15829380), (2, 7914690), (3, 5276460), (4, 3957345), (5, 3165876), (6, 2638230), (7, 2261340), (9, 1758820), (10, 1582938), (12, 1319115), (14, 1130670), (15, 1055292), (17, 931140), (18, 879410), (20, 791469), (21, 753780), (28, 565335), (30, 527646), (34, 465570), (35, 452268), (36, 439705), (42, 376890), (45, 351764), (51, 310380), (60, 263823), (63, 251260), (68, 232785), (70, 226134), (84, 188445), (85, 186228), (90, 175882), (102, 155190), (105, 150756), (119, 133020), (126, 125630), (140, 113067), (153, 103460), (170, 93114), (180, 87941), (204, 77595), (210, 75378), (238, 66510), (252, 62815), (255, 62076), (306, 51730), (315, 50252), (340, 46557), (357, 44340), (420, 37689), (476, 33255), (510, 31038), (595, 26604), (612, 25865), (630, 25126), (714, 22170), (739, 21420), (765, 20692), (1020, 15519), (1071, 14780), (1190, 13302), (1260, 12563), (1428, 11085), (1478, 10710), (1530, 10346), (1785, 8868), (2142, 7390), (2217, 7140), (2380, 6651), (2956, 5355), (3060, 5173), (3570, 4434), (3695, 4284)]