61789140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:159

約数の個数: 288

約数和(自身を含む): 235872000

約数和(自身を除く): 174082860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 29, 30, 35, 36, 38, 42, 45, 57, 58, 60, 63, 70, 76, 84, 87, 89, 90, 95, 105, 114, 116, 126, 133, 140, 145, 171, 174, 178, 180, 190, 203, 210, 228, 252, 261, 266, 267, 285, 290, 315, 342, 348, 356, 380, 399, 406, 420, 435, 445, 522, 532, 534, 551, 570, 580, 609, 623, 630, 665, 684, 798, 801, 812, 855, 870, 890, 1015, 1044, 1068, 1102, 1140, 1197, 1218, 1246, 1260, 1305, 1330, 1335, 1596, 1602, 1653, 1691, 1710, 1740, 1780, 1827, 1869, 1995, 2030, 2204, 2394, 2436, 2492, 2581, 2610, 2660, 2670, 2755, 3045, 3115, 3204, 3306, 3382, 3420, 3654, 3738, 3857, 3990, 4005, 4060, 4788, 4959, 5073, 5162, 5220, 5340, 5510, 5607, 5985, 6090, 6230, 6612, 6764, 7308, 7476, 7714, 7743, 7980, 8010, 8265, 8455, 9135, 9345, 9918, 10146, 10324, 11020, 11214, 11571, 11837, 11970, 12180, 12460, 12905, 15219, 15428, 15486, 16020, 16530, 16910, 18067, 18270, 18690, 19285, 19836, 20292, 22428, 23142, 23229, 23674, 23940, 24795, 25365, 25810, 28035, 30438, 30972, 33060, 33820, 34713, 35511, 36134, 36540, 37380, 38570, 38715, 46284, 46458, 47348, 49039, 49590, 50730, 51620, 54201, 56070, 57855, 59185, 60876, 69426, 71022, 72268, 76095, 77140, 77430, 90335, 92916, 98078, 99180, 101460, 106533, 108402, 112140, 115710, 116145, 118370, 138852, 142044, 147117, 152190, 154860, 162603, 173565, 177555, 180670, 196156, 213066, 216804, 231420, 232290, 236740, 245195, 271005, 294234, 304380, 325206, 343273, 347130, 355110, 361340, 426132, 441351, 464580, 490390, 532665, 542010, 588468, 650412, 686546, 694260, 710220, 735585, 813015, 882702, 980780, 1029819, 1065330, 1084020, 1373092, 1471170, 1626030, 1716365, 1765404, 2059638, 2130660, 2206755, 2942340, 3089457, 3252060, 3432730, 4119276, 4413510, 5149095, 6178914, 6865460, 8827020, 10298190, 12357828, 15447285, 20596380, 30894570, 61789140]

約数ペア:

[(1, 61789140), (2, 30894570), (3, 20596380), (4, 15447285), (5, 12357828), (6, 10298190), (7, 8827020), (9, 6865460), (10, 6178914), (12, 5149095), (14, 4413510), (15, 4119276), (18, 3432730), (19, 3252060), (20, 3089457), (21, 2942340), (28, 2206755), (29, 2130660), (30, 2059638), (35, 1765404), (36, 1716365), (38, 1626030), (42, 1471170), (45, 1373092), (57, 1084020), (58, 1065330), (60, 1029819), (63, 980780), (70, 882702), (76, 813015), (84, 735585), (87, 710220), (89, 694260), (90, 686546), (95, 650412), (105, 588468), (114, 542010), (116, 532665), (126, 490390), (133, 464580), (140, 441351), (145, 426132), (171, 361340), (174, 355110), (178, 347130), (180, 343273), (190, 325206), (203, 304380), (210, 294234), (228, 271005), (252, 245195), (261, 236740), (266, 232290), (267, 231420), (285, 216804), (290, 213066), (315, 196156), (342, 180670), (348, 177555), (356, 173565), (380, 162603), (399, 154860), (406, 152190), (420, 147117), (435, 142044), (445, 138852), (522, 118370), (532, 116145), (534, 115710), (551, 112140), (570, 108402), (580, 106533), (609, 101460), (623, 99180), (630, 98078), (665, 92916), (684, 90335), (798, 77430), (801, 77140), (812, 76095), (855, 72268), (870, 71022), (890, 69426), (1015, 60876), (1044, 59185), (1068, 57855), (1102, 56070), (1140, 54201), (1197, 51620), (1218, 50730), (1246, 49590), (1260, 49039), (1305, 47348), (1330, 46458), (1335, 46284), (1596, 38715), (1602, 38570), (1653, 37380), (1691, 36540), (1710, 36134), (1740, 35511), (1780, 34713), (1827, 33820), (1869, 33060), (1995, 30972), (2030, 30438), (2204, 28035), (2394, 25810), (2436, 25365), (2492, 24795), (2581, 23940), (2610, 23674), (2660, 23229), (2670, 23142), (2755, 22428), (3045, 20292), (3115, 19836), (3204, 19285), (3306, 18690), (3382, 18270), (3420, 18067), (3654, 16910), (3738, 16530), (3857, 16020), (3990, 15486), (4005, 15428), (4060, 15219), (4788, 12905), (4959, 12460), (5073, 12180), (5162, 11970), (5220, 11837), (5340, 11571), (5510, 11214), (5607, 11020), (5985, 10324), (6090, 10146), (6230, 9918), (6612, 9345), (6764, 9135), (7308, 8455), (7476, 8265), (7714, 8010), (7743, 7980)]