542445440

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1439}}^1$

素因数の和:1508

約数の個数: 128

約数和(自身を含む): 1410048000

約数和(自身を除く): 867602560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 248, 304, 310, 320, 380, 496, 589, 608, 620, 640, 760, 992, 1178, 1216, 1240, 1439, 1520, 1984, 2356, 2432, 2480, 2878, 2945, 3040, 3968, 4712, 4960, 5756, 5890, 6080, 7195, 9424, 9920, 11512, 11780, 12160, 14390, 18848, 19840, 23024, 23560, 27341, 28780, 37696, 44609, 46048, 47120, 54682, 57560, 75392, 89218, 92096, 94240, 109364, 115120, 136705, 178436, 184192, 188480, 218728, 223045, 230240, 273410, 356872, 376960, 437456, 446090, 460480, 546820, 713744, 847571, 874912, 892180, 920960, 1093640, 1427488, 1695142, 1749824, 1784360, 2187280, 2854976, 3390284, 3499648, 3568720, 4237855, 4374560, 5709952, 6780568, 7137440, 8475710, 8749120, 13561136, 14274880, 16951420, 17498240, 27122272, 28549760, 33902840, 54244544, 67805680, 108489088, 135611360, 271222720, 542445440]

約数ペア:

[(1, 542445440), (2, 271222720), (4, 135611360), (5, 108489088), (8, 67805680), (10, 54244544), (16, 33902840), (19, 28549760), (20, 27122272), (31, 17498240), (32, 16951420), (38, 14274880), (40, 13561136), (62, 8749120), (64, 8475710), (76, 7137440), (80, 6780568), (95, 5709952), (124, 4374560), (128, 4237855), (152, 3568720), (155, 3499648), (160, 3390284), (190, 2854976), (248, 2187280), (304, 1784360), (310, 1749824), (320, 1695142), (380, 1427488), (496, 1093640), (589, 920960), (608, 892180), (620, 874912), (640, 847571), (760, 713744), (992, 546820), (1178, 460480), (1216, 446090), (1240, 437456), (1439, 376960), (1520, 356872), (1984, 273410), (2356, 230240), (2432, 223045), (2480, 218728), (2878, 188480), (2945, 184192), (3040, 178436), (3968, 136705), (4712, 115120), (4960, 109364), (5756, 94240), (5890, 92096), (6080, 89218), (7195, 75392), (9424, 57560), (9920, 54682), (11512, 47120), (11780, 46048), (12160, 44609), (14390, 37696), (18848, 28780), (19840, 27341), (23024, 23560)]