51223620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:183

約数の個数: 192

約数和(自身を含む): 177408000

約数和(自身を除く): 126184380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 131, 133, 140, 147, 190, 196, 210, 228, 245, 262, 266, 285, 294, 343, 380, 393, 399, 420, 490, 524, 532, 570, 588, 655, 665, 686, 735, 786, 798, 917, 931, 980, 1029, 1140, 1310, 1330, 1372, 1470, 1572, 1596, 1715, 1834, 1862, 1965, 1995, 2058, 2489, 2620, 2660, 2751, 2793, 2940, 3430, 3668, 3724, 3930, 3990, 4116, 4585, 4655, 4978, 5145, 5502, 5586, 6419, 6517, 6860, 7467, 7860, 7980, 9170, 9310, 9956, 10290, 11004, 11172, 12445, 12838, 13034, 13755, 13965, 14934, 17423, 18340, 18620, 19257, 19551, 20580, 24890, 25676, 26068, 27510, 27930, 29868, 32095, 32585, 34846, 37335, 38514, 39102, 44933, 49780, 52269, 55020, 55860, 64190, 65170, 69692, 74670, 77028, 78204, 87115, 89866, 96285, 97755, 104538, 121961, 128380, 130340, 134799, 149340, 174230, 179732, 192570, 195510, 209076, 224665, 243922, 261345, 269598, 348460, 365883, 385140, 391020, 449330, 487844, 522690, 539196, 609805, 673995, 731766, 853727, 898660, 1045380, 1219610, 1347990, 1463532, 1707454, 1829415, 2439220, 2561181, 2695980, 3414908, 3658830, 4268635, 5122362, 7317660, 8537270, 10244724, 12805905, 17074540, 25611810, 51223620]

約数ペア:

[(1, 51223620), (2, 25611810), (3, 17074540), (4, 12805905), (5, 10244724), (6, 8537270), (7, 7317660), (10, 5122362), (12, 4268635), (14, 3658830), (15, 3414908), (19, 2695980), (20, 2561181), (21, 2439220), (28, 1829415), (30, 1707454), (35, 1463532), (38, 1347990), (42, 1219610), (49, 1045380), (57, 898660), (60, 853727), (70, 731766), (76, 673995), (84, 609805), (95, 539196), (98, 522690), (105, 487844), (114, 449330), (131, 391020), (133, 385140), (140, 365883), (147, 348460), (190, 269598), (196, 261345), (210, 243922), (228, 224665), (245, 209076), (262, 195510), (266, 192570), (285, 179732), (294, 174230), (343, 149340), (380, 134799), (393, 130340), (399, 128380), (420, 121961), (490, 104538), (524, 97755), (532, 96285), (570, 89866), (588, 87115), (655, 78204), (665, 77028), (686, 74670), (735, 69692), (786, 65170), (798, 64190), (917, 55860), (931, 55020), (980, 52269), (1029, 49780), (1140, 44933), (1310, 39102), (1330, 38514), (1372, 37335), (1470, 34846), (1572, 32585), (1596, 32095), (1715, 29868), (1834, 27930), (1862, 27510), (1965, 26068), (1995, 25676), (2058, 24890), (2489, 20580), (2620, 19551), (2660, 19257), (2751, 18620), (2793, 18340), (2940, 17423), (3430, 14934), (3668, 13965), (3724, 13755), (3930, 13034), (3990, 12838), (4116, 12445), (4585, 11172), (4655, 11004), (4978, 10290), (5145, 9956), (5502, 9310), (5586, 9170), (6419, 7980), (6517, 7860), (6860, 7467)]