121361280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2039}}^1$

素因数の和:2092

約数の個数: 128

約数和(自身を含む): 399513600

約数和(自身を除く): 278152320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2039, 2480, 2976, 3720, 3968, 4078, 4960, 5952, 6117, 7440, 8156, 9920, 10195, 11904, 12234, 14880, 16312, 19840, 20390, 24468, 29760, 30585, 32624, 40780, 48936, 59520, 61170, 63209, 65248, 81560, 97872, 122340, 126418, 130496, 163120, 189627, 195744, 244680, 252836, 260992, 316045, 326240, 379254, 391488, 489360, 505672, 632090, 652480, 758508, 782976, 948135, 978720, 1011344, 1264180, 1304960, 1517016, 1896270, 1957440, 2022688, 2528360, 3034032, 3792540, 3914880, 4045376, 5056720, 6068064, 7585080, 8090752, 10113440, 12136128, 15170160, 20226880, 24272256, 30340320, 40453760, 60680640, 121361280]

約数ペア:

[(1, 121361280), (2, 60680640), (3, 40453760), (4, 30340320), (5, 24272256), (6, 20226880), (8, 15170160), (10, 12136128), (12, 10113440), (15, 8090752), (16, 7585080), (20, 6068064), (24, 5056720), (30, 4045376), (31, 3914880), (32, 3792540), (40, 3034032), (48, 2528360), (60, 2022688), (62, 1957440), (64, 1896270), (80, 1517016), (93, 1304960), (96, 1264180), (120, 1011344), (124, 978720), (128, 948135), (155, 782976), (160, 758508), (186, 652480), (192, 632090), (240, 505672), (248, 489360), (310, 391488), (320, 379254), (372, 326240), (384, 316045), (465, 260992), (480, 252836), (496, 244680), (620, 195744), (640, 189627), (744, 163120), (930, 130496), (960, 126418), (992, 122340), (1240, 97872), (1488, 81560), (1860, 65248), (1920, 63209), (1984, 61170), (2039, 59520), (2480, 48936), (2976, 40780), (3720, 32624), (3968, 30585), (4078, 29760), (4960, 24468), (5952, 20390), (6117, 19840), (7440, 16312), (8156, 14880), (9920, 12234), (10195, 11904)]