78581340

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:103

約数の個数: 288

約数和(自身を含む): 278853120

約数和(自身を除く): 200271780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 27, 30, 36, 37, 38, 45, 46, 54, 57, 60, 69, 74, 76, 81, 90, 92, 95, 108, 111, 114, 115, 135, 138, 148, 162, 171, 180, 185, 190, 207, 222, 228, 230, 243, 270, 276, 285, 324, 333, 342, 345, 370, 380, 405, 414, 437, 444, 460, 486, 513, 540, 555, 570, 621, 666, 684, 690, 703, 740, 810, 828, 851, 855, 874, 972, 999, 1026, 1035, 1110, 1140, 1215, 1242, 1311, 1332, 1380, 1406, 1539, 1620, 1665, 1702, 1710, 1748, 1863, 1998, 2052, 2070, 2109, 2185, 2220, 2430, 2484, 2553, 2565, 2622, 2812, 2997, 3078, 3105, 3330, 3404, 3420, 3515, 3726, 3933, 3996, 4140, 4218, 4255, 4370, 4617, 4860, 4995, 5106, 5130, 5244, 5589, 5994, 6156, 6210, 6327, 6555, 6660, 7030, 7452, 7659, 7695, 7866, 8436, 8510, 8740, 8991, 9234, 9315, 9990, 10212, 10260, 10545, 11178, 11799, 11988, 12420, 12654, 12765, 13110, 14060, 14985, 15318, 15390, 15732, 16169, 17020, 17982, 18468, 18630, 18981, 19665, 19980, 21090, 22356, 22977, 23085, 23598, 25308, 25530, 26220, 27945, 29970, 30636, 30780, 31635, 32338, 35397, 35964, 37260, 37962, 38295, 39330, 42180, 44955, 45954, 46170, 47196, 48507, 51060, 55890, 56943, 58995, 59940, 63270, 64676, 68931, 70794, 75924, 76590, 78660, 80845, 89910, 91908, 92340, 94905, 97014, 106191, 111780, 113886, 114885, 117990, 126540, 137862, 141588, 145521, 153180, 161690, 170829, 176985, 179820, 189810, 194028, 206793, 212382, 227772, 229770, 235980, 242535, 275724, 284715, 291042, 323380, 341658, 344655, 353970, 379620, 413586, 424764, 436563, 459540, 485070, 530955, 569430, 582084, 683316, 689310, 707940, 727605, 827172, 854145, 873126, 970140, 1033965, 1061910, 1138860, 1309689, 1378620, 1455210, 1708290, 1746252, 2067930, 2123820, 2182815, 2619378, 2910420, 3416580, 3929067, 4135860, 4365630, 5238756, 6548445, 7858134, 8731260, 13096890, 15716268, 19645335, 26193780, 39290670, 78581340]

約数ペア:

[(1, 78581340), (2, 39290670), (3, 26193780), (4, 19645335), (5, 15716268), (6, 13096890), (9, 8731260), (10, 7858134), (12, 6548445), (15, 5238756), (18, 4365630), (19, 4135860), (20, 3929067), (23, 3416580), (27, 2910420), (30, 2619378), (36, 2182815), (37, 2123820), (38, 2067930), (45, 1746252), (46, 1708290), (54, 1455210), (57, 1378620), (60, 1309689), (69, 1138860), (74, 1061910), (76, 1033965), (81, 970140), (90, 873126), (92, 854145), (95, 827172), (108, 727605), (111, 707940), (114, 689310), (115, 683316), (135, 582084), (138, 569430), (148, 530955), (162, 485070), (171, 459540), (180, 436563), (185, 424764), (190, 413586), (207, 379620), (222, 353970), (228, 344655), (230, 341658), (243, 323380), (270, 291042), (276, 284715), (285, 275724), (324, 242535), (333, 235980), (342, 229770), (345, 227772), (370, 212382), (380, 206793), (405, 194028), (414, 189810), (437, 179820), (444, 176985), (460, 170829), (486, 161690), (513, 153180), (540, 145521), (555, 141588), (570, 137862), (621, 126540), (666, 117990), (684, 114885), (690, 113886), (703, 111780), (740, 106191), (810, 97014), (828, 94905), (851, 92340), (855, 91908), (874, 89910), (972, 80845), (999, 78660), (1026, 76590), (1035, 75924), (1110, 70794), (1140, 68931), (1215, 64676), (1242, 63270), (1311, 59940), (1332, 58995), (1380, 56943), (1406, 55890), (1539, 51060), (1620, 48507), (1665, 47196), (1702, 46170), (1710, 45954), (1748, 44955), (1863, 42180), (1998, 39330), (2052, 38295), (2070, 37962), (2109, 37260), (2185, 35964), (2220, 35397), (2430, 32338), (2484, 31635), (2553, 30780), (2565, 30636), (2622, 29970), (2812, 27945), (2997, 26220), (3078, 25530), (3105, 25308), (3330, 23598), (3404, 23085), (3420, 22977), (3515, 22356), (3726, 21090), (3933, 19980), (3996, 19665), (4140, 18981), (4218, 18630), (4255, 18468), (4370, 17982), (4617, 17020), (4860, 16169), (4995, 15732), (5106, 15390), (5130, 15318), (5244, 14985), (5589, 14060), (5994, 13110), (6156, 12765), (6210, 12654), (6327, 12420), (6555, 11988), (6660, 11799), (7030, 11178), (7452, 10545), (7659, 10260), (7695, 10212), (7866, 9990), (8436, 9315), (8510, 9234), (8740, 8991)]