154995540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19423}}^1$

素因数の和:19461

約数の個数: 96

約数和(自身を含む): 522117120

約数和(自身を除く): 367121580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 19423, 38846, 58269, 77692, 97115, 116538, 135961, 194230, 233076, 271922, 291345, 369037, 388460, 407883, 543844, 582690, 679805, 738074, 815766, 1107111, 1165380, 1359610, 1476148, 1631532, 1845185, 2039415, 2214222, 2583259, 2719220, 3690370, 4078830, 4428444, 5166518, 5535555, 7380740, 7749777, 8157660, 10333036, 11071110, 12916295, 15499554, 22142220, 25832590, 30999108, 38748885, 51665180, 77497770, 154995540]

約数ペア:

[(1, 154995540), (2, 77497770), (3, 51665180), (4, 38748885), (5, 30999108), (6, 25832590), (7, 22142220), (10, 15499554), (12, 12916295), (14, 11071110), (15, 10333036), (19, 8157660), (20, 7749777), (21, 7380740), (28, 5535555), (30, 5166518), (35, 4428444), (38, 4078830), (42, 3690370), (57, 2719220), (60, 2583259), (70, 2214222), (76, 2039415), (84, 1845185), (95, 1631532), (105, 1476148), (114, 1359610), (133, 1165380), (140, 1107111), (190, 815766), (210, 738074), (228, 679805), (266, 582690), (285, 543844), (380, 407883), (399, 388460), (420, 369037), (532, 291345), (570, 271922), (665, 233076), (798, 194230), (1140, 135961), (1330, 116538), (1596, 97115), (1995, 77692), (2660, 58269), (3990, 38846), (7980, 19423)]