216831420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4877}}^1$

素因数の和:4924

約数の個数: 144

約数和(自身を含む): 745748640

約数和(自身を除く): 528917220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 4446, 4877, 4940, 7410, 8892, 9754, 11115, 14631, 14820, 19508, 22230, 24385, 29262, 43893, 44460, 48770, 58524, 63401, 73155, 87786, 92663, 97540, 126802, 146310, 175572, 185326, 190203, 219465, 253604, 277989, 292620, 317005, 370652, 380406, 438930, 463315, 555978, 570609, 634010, 760812, 833967, 877860, 926630, 951015, 1111956, 1141218, 1204619, 1268020, 1389945, 1667934, 1853260, 1902030, 2282436, 2409238, 2779890, 2853045, 3335868, 3613857, 3804060, 4169835, 4818476, 5559780, 5706090, 6023095, 7227714, 8339670, 10841571, 11412180, 12046190, 14455428, 16679340, 18069285, 21683142, 24092380, 36138570, 43366284, 54207855, 72277140, 108415710, 216831420]

約数ペア:

[(1, 216831420), (2, 108415710), (3, 72277140), (4, 54207855), (5, 43366284), (6, 36138570), (9, 24092380), (10, 21683142), (12, 18069285), (13, 16679340), (15, 14455428), (18, 12046190), (19, 11412180), (20, 10841571), (26, 8339670), (30, 7227714), (36, 6023095), (38, 5706090), (39, 5559780), (45, 4818476), (52, 4169835), (57, 3804060), (60, 3613857), (65, 3335868), (76, 2853045), (78, 2779890), (90, 2409238), (95, 2282436), (114, 1902030), (117, 1853260), (130, 1667934), (156, 1389945), (171, 1268020), (180, 1204619), (190, 1141218), (195, 1111956), (228, 951015), (234, 926630), (247, 877860), (260, 833967), (285, 760812), (342, 634010), (380, 570609), (390, 555978), (468, 463315), (494, 438930), (570, 380406), (585, 370652), (684, 317005), (741, 292620), (780, 277989), (855, 253604), (988, 219465), (1140, 190203), (1170, 185326), (1235, 175572), (1482, 146310), (1710, 126802), (2223, 97540), (2340, 92663), (2470, 87786), (2964, 73155), (3420, 63401), (3705, 58524), (4446, 48770), (4877, 44460), (4940, 43893), (7410, 29262), (8892, 24385), (9754, 22230), (11115, 19508), (14631, 14820)]