155605177520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{523}}^2\times {\mathrm{547}}^1$

素因数の和:1619

約数の個数: 120

約数和(自身を含む): 391071438576

約数和(自身を除く): 235466261056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 523, 547, 1040, 1046, 1094, 2092, 2188, 2615, 2735, 4184, 4376, 5230, 5470, 6799, 7111, 8368, 8752, 10460, 10940, 13598, 14222, 20920, 21880, 27196, 28444, 33995, 35555, 41840, 43760, 54392, 56888, 67990, 71110, 108784, 113776, 135980, 142220, 271960, 273529, 284440, 286081, 543920, 547058, 568880, 572162, 1094116, 1144324, 1367645, 1430405, 2188232, 2288648, 2735290, 2860810, 3555877, 3719053, 4376464, 4577296, 5470580, 5721620, 7111754, 7438106, 10941160, 11443240, 14223508, 14876212, 17779385, 18595265, 21882320, 22886480, 28447016, 29752424, 35558770, 37190530, 56894032, 59504848, 71117540, 74381060, 142235080, 148762120, 149620363, 284470160, 297524240, 299240726, 598481452, 748101815, 1196962904, 1496203630, 1945064719, 2393925808, 2992407260, 3890129438, 5984814520, 7780258876, 9725323595, 11969629040, 15560517752, 19450647190, 31121035504, 38901294380, 77802588760, 155605177520]

約数ペア:

[(1, 155605177520), (2, 77802588760), (4, 38901294380), (5, 31121035504), (8, 19450647190), (10, 15560517752), (13, 11969629040), (16, 9725323595), (20, 7780258876), (26, 5984814520), (40, 3890129438), (52, 2992407260), (65, 2393925808), (80, 1945064719), (104, 1496203630), (130, 1196962904), (208, 748101815), (260, 598481452), (520, 299240726), (523, 297524240), (547, 284470160), (1040, 149620363), (1046, 148762120), (1094, 142235080), (2092, 74381060), (2188, 71117540), (2615, 59504848), (2735, 56894032), (4184, 37190530), (4376, 35558770), (5230, 29752424), (5470, 28447016), (6799, 22886480), (7111, 21882320), (8368, 18595265), (8752, 17779385), (10460, 14876212), (10940, 14223508), (13598, 11443240), (14222, 10941160), (20920, 7438106), (21880, 7111754), (27196, 5721620), (28444, 5470580), (33995, 4577296), (35555, 4376464), (41840, 3719053), (43760, 3555877), (54392, 2860810), (56888, 2735290), (67990, 2288648), (71110, 2188232), (108784, 1430405), (113776, 1367645), (135980, 1144324), (142220, 1094116), (271960, 572162), (273529, 568880), (284440, 547058), (286081, 543920)]