138812480

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:149

約数の個数: 168

約数和(自身を含む): 374294400

約数和(自身を除く): 235481920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 79, 80, 85, 95, 136, 152, 158, 160, 170, 190, 272, 289, 304, 316, 320, 323, 340, 380, 395, 544, 578, 608, 632, 646, 680, 760, 790, 1088, 1156, 1216, 1264, 1292, 1343, 1360, 1445, 1501, 1520, 1580, 1615, 2312, 2528, 2584, 2686, 2720, 2890, 3002, 3040, 3160, 3230, 4624, 5056, 5168, 5372, 5440, 5491, 5780, 6004, 6080, 6320, 6460, 6715, 7505, 9248, 10336, 10744, 10982, 11560, 12008, 12640, 12920, 13430, 15010, 18496, 20672, 21488, 21964, 22831, 23120, 24016, 25280, 25517, 25840, 26860, 27455, 30020, 42976, 43928, 45662, 46240, 48032, 51034, 51680, 53720, 54910, 60040, 85952, 87856, 91324, 92480, 96064, 102068, 103360, 107440, 109820, 114155, 120080, 127585, 175712, 182648, 204136, 214880, 219640, 228310, 240160, 255170, 351424, 365296, 408272, 429760, 433789, 439280, 456620, 480320, 510340, 730592, 816544, 867578, 878560, 913240, 1020680, 1461184, 1633088, 1735156, 1757120, 1826480, 2041360, 2168945, 3470312, 3652960, 4082720, 4337890, 6940624, 7305920, 8165440, 8675780, 13881248, 17351560, 27762496, 34703120, 69406240, 138812480]

約数ペア:

[(1, 138812480), (2, 69406240), (4, 34703120), (5, 27762496), (8, 17351560), (10, 13881248), (16, 8675780), (17, 8165440), (19, 7305920), (20, 6940624), (32, 4337890), (34, 4082720), (38, 3652960), (40, 3470312), (64, 2168945), (68, 2041360), (76, 1826480), (79, 1757120), (80, 1735156), (85, 1633088), (95, 1461184), (136, 1020680), (152, 913240), (158, 878560), (160, 867578), (170, 816544), (190, 730592), (272, 510340), (289, 480320), (304, 456620), (316, 439280), (320, 433789), (323, 429760), (340, 408272), (380, 365296), (395, 351424), (544, 255170), (578, 240160), (608, 228310), (632, 219640), (646, 214880), (680, 204136), (760, 182648), (790, 175712), (1088, 127585), (1156, 120080), (1216, 114155), (1264, 109820), (1292, 107440), (1343, 103360), (1360, 102068), (1445, 96064), (1501, 92480), (1520, 91324), (1580, 87856), (1615, 85952), (2312, 60040), (2528, 54910), (2584, 53720), (2686, 51680), (2720, 51034), (2890, 48032), (3002, 46240), (3040, 45662), (3160, 43928), (3230, 42976), (4624, 30020), (5056, 27455), (5168, 26860), (5372, 25840), (5440, 25517), (5491, 25280), (5780, 24016), (6004, 23120), (6080, 22831), (6320, 21964), (6460, 21488), (6715, 20672), (7505, 18496), (9248, 15010), (10336, 13430), (10744, 12920), (10982, 12640), (11560, 12008)]