1620182340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1285859}}^1$

素因数の和:1285881

約数の個数: 72

約数和(自身を含む): 5616636480

約数和(自身を除く): 3996454140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1285859, 2571718, 3857577, 5143436, 6429295, 7715154, 9001013, 11572731, 12858590, 15430308, 18002026, 19287885, 23145462, 25717180, 27003039, 36004052, 38575770, 45005065, 46290924, 54006078, 57863655, 77151540, 81009117, 90010130, 108012156, 115727310, 135015195, 162018234, 180020260, 231454620, 270030390, 324036468, 405045585, 540060780, 810091170, 1620182340]

約数ペア:

[(1, 1620182340), (2, 810091170), (3, 540060780), (4, 405045585), (5, 324036468), (6, 270030390), (7, 231454620), (9, 180020260), (10, 162018234), (12, 135015195), (14, 115727310), (15, 108012156), (18, 90010130), (20, 81009117), (21, 77151540), (28, 57863655), (30, 54006078), (35, 46290924), (36, 45005065), (42, 38575770), (45, 36004052), (60, 27003039), (63, 25717180), (70, 23145462), (84, 19287885), (90, 18002026), (105, 15430308), (126, 12858590), (140, 11572731), (180, 9001013), (210, 7715154), (252, 6429295), (315, 5143436), (420, 3857577), (630, 2571718), (1260, 1285859)]