155517660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1229}}^1$

素因数の和:1300

約数の個数: 144

約数和(自身を含む): 510400800

約数和(自身を除く): 354883140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 37, 38, 45, 57, 60, 74, 76, 90, 95, 111, 114, 148, 171, 180, 185, 190, 222, 228, 285, 333, 342, 370, 380, 444, 555, 570, 666, 684, 703, 740, 855, 1110, 1140, 1229, 1332, 1406, 1665, 1710, 2109, 2220, 2458, 2812, 3330, 3420, 3515, 3687, 4218, 4916, 6145, 6327, 6660, 7030, 7374, 8436, 10545, 11061, 12290, 12654, 14060, 14748, 18435, 21090, 22122, 23351, 24580, 25308, 31635, 36870, 42180, 44244, 45473, 46702, 55305, 63270, 70053, 73740, 90946, 93404, 110610, 116755, 126540, 136419, 140106, 181892, 210159, 221220, 227365, 233510, 272838, 280212, 350265, 409257, 420318, 454730, 467020, 545676, 682095, 700530, 818514, 840636, 863987, 909460, 1050795, 1364190, 1401060, 1637028, 1727974, 2046285, 2101590, 2591961, 2728380, 3455948, 4092570, 4203180, 4319935, 5183922, 7775883, 8185140, 8639870, 10367844, 12959805, 15551766, 17279740, 25919610, 31103532, 38879415, 51839220, 77758830, 155517660]

約数ペア:

[(1, 155517660), (2, 77758830), (3, 51839220), (4, 38879415), (5, 31103532), (6, 25919610), (9, 17279740), (10, 15551766), (12, 12959805), (15, 10367844), (18, 8639870), (19, 8185140), (20, 7775883), (30, 5183922), (36, 4319935), (37, 4203180), (38, 4092570), (45, 3455948), (57, 2728380), (60, 2591961), (74, 2101590), (76, 2046285), (90, 1727974), (95, 1637028), (111, 1401060), (114, 1364190), (148, 1050795), (171, 909460), (180, 863987), (185, 840636), (190, 818514), (222, 700530), (228, 682095), (285, 545676), (333, 467020), (342, 454730), (370, 420318), (380, 409257), (444, 350265), (555, 280212), (570, 272838), (666, 233510), (684, 227365), (703, 221220), (740, 210159), (855, 181892), (1110, 140106), (1140, 136419), (1229, 126540), (1332, 116755), (1406, 110610), (1665, 93404), (1710, 90946), (2109, 73740), (2220, 70053), (2458, 63270), (2812, 55305), (3330, 46702), (3420, 45473), (3515, 44244), (3687, 42180), (4218, 36870), (4916, 31635), (6145, 25308), (6327, 24580), (6660, 23351), (7030, 22122), (7374, 21090), (8436, 18435), (10545, 14748), (11061, 14060), (12290, 12654)]