69406240

素因数分解:

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

素因数の和:147

約数の個数: 144

約数和(自身を含む): 185673600

約数和(自身を除く): 116267360

約数列:

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

約数ペア:

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