1856258820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:619

約数の個数: 216

約数和(自身を含む): 6154948800

約数和(自身を除く): 4298689980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 139, 156, 169, 180, 195, 234, 260, 278, 338, 390, 417, 439, 468, 507, 556, 585, 676, 695, 780, 834, 845, 878, 1014, 1170, 1251, 1317, 1390, 1521, 1668, 1690, 1756, 1807, 2028, 2085, 2195, 2340, 2502, 2535, 2634, 2780, 3042, 3380, 3614, 3951, 4170, 4390, 5004, 5070, 5268, 5421, 5707, 6084, 6255, 6585, 7228, 7605, 7902, 8340, 8780, 9035, 10140, 10842, 11414, 12510, 13170, 15210, 15804, 16263, 17121, 18070, 19755, 21684, 22828, 23491, 25020, 26340, 27105, 28535, 30420, 32526, 34242, 36140, 39510, 46982, 51363, 54210, 57070, 61021, 65052, 68484, 70473, 74191, 79020, 81315, 85605, 93964, 102726, 108420, 114140, 117455, 122042, 140946, 148382, 162630, 171210, 183063, 205452, 211419, 222573, 234910, 244084, 256815, 281892, 296764, 305105, 325260, 342420, 352365, 366126, 370955, 422838, 445146, 469820, 513630, 549189, 610210, 667719, 704730, 732252, 741910, 793273, 845676, 890292, 915315, 1027260, 1057095, 1098378, 1112865, 1220420, 1335438, 1409460, 1483820, 1586546, 1830630, 2114190, 2196756, 2225730, 2379819, 2670876, 2745945, 3173092, 3338595, 3661260, 3966365, 4228380, 4451460, 4759638, 5491890, 6677190, 7139457, 7932730, 9519276, 10312549, 10983780, 11899095, 13354380, 14278914, 15865460, 20625098, 23798190, 28557828, 30937647, 35697285, 41250196, 47596380, 51562745, 61875294, 71394570, 92812941, 103125490, 123750588, 142789140, 154688235, 185625882, 206250980, 309376470, 371251764, 464064705, 618752940, 928129410, 1856258820]

約数ペア:

[(1, 1856258820), (2, 928129410), (3, 618752940), (4, 464064705), (5, 371251764), (6, 309376470), (9, 206250980), (10, 185625882), (12, 154688235), (13, 142789140), (15, 123750588), (18, 103125490), (20, 92812941), (26, 71394570), (30, 61875294), (36, 51562745), (39, 47596380), (45, 41250196), (52, 35697285), (60, 30937647), (65, 28557828), (78, 23798190), (90, 20625098), (117, 15865460), (130, 14278914), (139, 13354380), (156, 11899095), (169, 10983780), (180, 10312549), (195, 9519276), (234, 7932730), (260, 7139457), (278, 6677190), (338, 5491890), (390, 4759638), (417, 4451460), (439, 4228380), (468, 3966365), (507, 3661260), (556, 3338595), (585, 3173092), (676, 2745945), (695, 2670876), (780, 2379819), (834, 2225730), (845, 2196756), (878, 2114190), (1014, 1830630), (1170, 1586546), (1251, 1483820), (1317, 1409460), (1390, 1335438), (1521, 1220420), (1668, 1112865), (1690, 1098378), (1756, 1057095), (1807, 1027260), (2028, 915315), (2085, 890292), (2195, 845676), (2340, 793273), (2502, 741910), (2535, 732252), (2634, 704730), (2780, 667719), (3042, 610210), (3380, 549189), (3614, 513630), (3951, 469820), (4170, 445146), (4390, 422838), (5004, 370955), (5070, 366126), (5268, 352365), (5421, 342420), (5707, 325260), (6084, 305105), (6255, 296764), (6585, 281892), (7228, 256815), (7605, 244084), (7902, 234910), (8340, 222573), (8780, 211419), (9035, 205452), (10140, 183063), (10842, 171210), (11414, 162630), (12510, 148382), (13170, 140946), (15210, 122042), (15804, 117455), (16263, 114140), (17121, 108420), (18070, 102726), (19755, 93964), (21684, 85605), (22828, 81315), (23491, 79020), (25020, 74191), (26340, 70473), (27105, 68484), (28535, 65052), (30420, 61021), (32526, 57070), (34242, 54210), (36140, 51363), (39510, 46982)]