1645222020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:694

約数の個数: 192

約数和(自身を含む): 5151632640

約数和(自身を除く): 3506410620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 37, 39, 52, 60, 65, 74, 78, 109, 111, 130, 148, 156, 185, 195, 218, 222, 260, 327, 370, 390, 436, 444, 481, 523, 545, 555, 654, 740, 780, 962, 1046, 1090, 1110, 1308, 1417, 1443, 1569, 1635, 1924, 2092, 2180, 2220, 2405, 2615, 2834, 2886, 3138, 3270, 4033, 4251, 4810, 5230, 5668, 5772, 6276, 6540, 6799, 7085, 7215, 7845, 8066, 8502, 9620, 10460, 12099, 13598, 14170, 14430, 15690, 16132, 17004, 19351, 20165, 20397, 21255, 24198, 27196, 28340, 28860, 31380, 33995, 38702, 40330, 40794, 42510, 48396, 52429, 57007, 58053, 60495, 67990, 77404, 80660, 81588, 85020, 96755, 101985, 104858, 114014, 116106, 120990, 135980, 157287, 171021, 193510, 203970, 209716, 228028, 232212, 241980, 251563, 262145, 285035, 290265, 314574, 342042, 387020, 407940, 503126, 524290, 570070, 580530, 629148, 684084, 741091, 754689, 786435, 855105, 1006252, 1048580, 1140140, 1161060, 1257815, 1482182, 1509378, 1572870, 1710210, 2109259, 2223273, 2515630, 2964364, 3018756, 3145740, 3420420, 3705455, 3773445, 4218518, 4446546, 5031260, 6327777, 7410910, 7546890, 8437036, 8893092, 10546295, 11116365, 12655554, 14821820, 15093780, 21092590, 22232730, 25311108, 27420367, 31638885, 42185180, 44465460, 54840734, 63277770, 82261101, 109681468, 126555540, 137101835, 164522202, 274203670, 329044404, 411305505, 548407340, 822611010, 1645222020]

約数ペア:

[(1, 1645222020), (2, 822611010), (3, 548407340), (4, 411305505), (5, 329044404), (6, 274203670), (10, 164522202), (12, 137101835), (13, 126555540), (15, 109681468), (20, 82261101), (26, 63277770), (30, 54840734), (37, 44465460), (39, 42185180), (52, 31638885), (60, 27420367), (65, 25311108), (74, 22232730), (78, 21092590), (109, 15093780), (111, 14821820), (130, 12655554), (148, 11116365), (156, 10546295), (185, 8893092), (195, 8437036), (218, 7546890), (222, 7410910), (260, 6327777), (327, 5031260), (370, 4446546), (390, 4218518), (436, 3773445), (444, 3705455), (481, 3420420), (523, 3145740), (545, 3018756), (555, 2964364), (654, 2515630), (740, 2223273), (780, 2109259), (962, 1710210), (1046, 1572870), (1090, 1509378), (1110, 1482182), (1308, 1257815), (1417, 1161060), (1443, 1140140), (1569, 1048580), (1635, 1006252), (1924, 855105), (2092, 786435), (2180, 754689), (2220, 741091), (2405, 684084), (2615, 629148), (2834, 580530), (2886, 570070), (3138, 524290), (3270, 503126), (4033, 407940), (4251, 387020), (4810, 342042), (5230, 314574), (5668, 290265), (5772, 285035), (6276, 262145), (6540, 251563), (6799, 241980), (7085, 232212), (7215, 228028), (7845, 209716), (8066, 203970), (8502, 193510), (9620, 171021), (10460, 157287), (12099, 135980), (13598, 120990), (14170, 116106), (14430, 114014), (15690, 104858), (16132, 101985), (17004, 96755), (19351, 85020), (20165, 81588), (20397, 80660), (21255, 77404), (24198, 67990), (27196, 60495), (28340, 58053), (28860, 57007), (31380, 52429), (33995, 48396), (38702, 42510), (40330, 40794)]