40281900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 126658560

約数和(自身を除く): 86376660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 37, 38, 50, 57, 60, 74, 75, 76, 95, 100, 111, 114, 148, 150, 185, 190, 191, 222, 228, 285, 300, 370, 380, 382, 444, 475, 555, 570, 573, 703, 740, 764, 925, 950, 955, 1110, 1140, 1146, 1406, 1425, 1850, 1900, 1910, 2109, 2220, 2292, 2775, 2812, 2850, 2865, 3515, 3629, 3700, 3820, 4218, 4775, 5550, 5700, 5730, 7030, 7067, 7258, 8436, 9550, 10545, 10887, 11100, 11460, 14060, 14134, 14325, 14516, 17575, 18145, 19100, 21090, 21201, 21774, 28268, 28650, 35150, 35335, 36290, 42180, 42402, 43548, 52725, 54435, 57300, 70300, 70670, 72580, 84804, 90725, 105450, 106005, 108870, 134273, 141340, 176675, 181450, 210900, 212010, 217740, 268546, 272175, 353350, 362900, 402819, 424020, 530025, 537092, 544350, 671365, 706700, 805638, 1060050, 1088700, 1342730, 1611276, 2014095, 2120100, 2685460, 3356825, 4028190, 6713650, 8056380, 10070475, 13427300, 20140950, 40281900]

約数ペア:

[(1, 40281900), (2, 20140950), (3, 13427300), (4, 10070475), (5, 8056380), (6, 6713650), (10, 4028190), (12, 3356825), (15, 2685460), (19, 2120100), (20, 2014095), (25, 1611276), (30, 1342730), (37, 1088700), (38, 1060050), (50, 805638), (57, 706700), (60, 671365), (74, 544350), (75, 537092), (76, 530025), (95, 424020), (100, 402819), (111, 362900), (114, 353350), (148, 272175), (150, 268546), (185, 217740), (190, 212010), (191, 210900), (222, 181450), (228, 176675), (285, 141340), (300, 134273), (370, 108870), (380, 106005), (382, 105450), (444, 90725), (475, 84804), (555, 72580), (570, 70670), (573, 70300), (703, 57300), (740, 54435), (764, 52725), (925, 43548), (950, 42402), (955, 42180), (1110, 36290), (1140, 35335), (1146, 35150), (1406, 28650), (1425, 28268), (1850, 21774), (1900, 21201), (1910, 21090), (2109, 19100), (2220, 18145), (2292, 17575), (2775, 14516), (2812, 14325), (2850, 14134), (2865, 14060), (3515, 11460), (3629, 11100), (3700, 10887), (3820, 10545), (4218, 9550), (4775, 8436), (5550, 7258), (5700, 7067), (5730, 7030)]