158557140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{17977}}^1$

素因数の和:18006

約数の個数: 108

約数和(自身を含む): 559511316

約数和(自身を除く): 400954176

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 17977, 35954, 53931, 71908, 89885, 107862, 125839, 161793, 179770, 215724, 251678, 269655, 323586, 359540, 377517, 503356, 539310, 629195, 647172, 755034, 808965, 880873, 1078620, 1132551, 1258390, 1510068, 1617930, 1761746, 1887585, 2265102, 2516780, 2642619, 3235860, 3523492, 3775170, 4404365, 4530204, 5285238, 5662755, 7550340, 7927857, 8808730, 10570476, 11325510, 13213095, 15855714, 17617460, 22651020, 26426190, 31711428, 39639285, 52852380, 79278570, 158557140]

約数ペア:

[(1, 158557140), (2, 79278570), (3, 52852380), (4, 39639285), (5, 31711428), (6, 26426190), (7, 22651020), (9, 17617460), (10, 15855714), (12, 13213095), (14, 11325510), (15, 10570476), (18, 8808730), (20, 7927857), (21, 7550340), (28, 5662755), (30, 5285238), (35, 4530204), (36, 4404365), (42, 3775170), (45, 3523492), (49, 3235860), (60, 2642619), (63, 2516780), (70, 2265102), (84, 1887585), (90, 1761746), (98, 1617930), (105, 1510068), (126, 1258390), (140, 1132551), (147, 1078620), (180, 880873), (196, 808965), (210, 755034), (245, 647172), (252, 629195), (294, 539310), (315, 503356), (420, 377517), (441, 359540), (490, 323586), (588, 269655), (630, 251678), (735, 215724), (882, 179770), (980, 161793), (1260, 125839), (1470, 107862), (1764, 89885), (2205, 71908), (2940, 53931), (4410, 35954), (8820, 17977)]