68488920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:103

約数の個数: 288

約数和(自身を含む): 256763520

約数和(自身を除く): 188274600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 19, 20, 24, 30, 31, 34, 36, 38, 40, 45, 51, 57, 60, 62, 68, 72, 76, 85, 90, 93, 95, 102, 114, 120, 124, 136, 152, 153, 155, 170, 171, 180, 186, 190, 204, 228, 248, 255, 279, 285, 306, 310, 323, 340, 342, 360, 361, 372, 380, 408, 456, 465, 510, 527, 558, 570, 589, 612, 620, 646, 680, 684, 722, 744, 760, 765, 855, 930, 969, 1020, 1054, 1083, 1116, 1140, 1178, 1224, 1240, 1292, 1368, 1395, 1444, 1530, 1581, 1615, 1710, 1767, 1805, 1860, 1938, 2040, 2108, 2166, 2232, 2280, 2356, 2584, 2635, 2790, 2888, 2907, 2945, 3060, 3162, 3230, 3249, 3420, 3534, 3610, 3720, 3876, 4216, 4332, 4712, 4743, 4845, 5270, 5301, 5415, 5580, 5814, 5890, 6120, 6137, 6324, 6460, 6498, 6840, 7068, 7220, 7752, 7905, 8664, 8835, 9486, 9690, 10013, 10540, 10602, 10830, 11160, 11191, 11628, 11780, 12274, 12648, 12920, 12996, 14136, 14440, 14535, 15810, 16245, 17670, 18411, 18972, 19380, 20026, 21080, 21204, 21660, 22382, 23256, 23560, 23715, 24548, 25992, 26505, 29070, 30039, 30685, 31620, 32490, 33573, 35340, 36822, 37944, 38760, 40052, 42408, 43320, 44764, 47430, 49096, 50065, 53010, 55233, 55955, 58140, 60078, 61370, 63240, 64980, 67146, 70680, 73644, 80104, 89528, 90117, 92055, 94860, 100130, 100719, 106020, 110466, 111910, 116280, 120156, 122740, 129960, 134292, 147288, 150195, 167865, 180234, 184110, 189720, 190247, 200260, 201438, 212040, 220932, 223820, 240312, 245480, 268584, 276165, 300390, 335730, 360468, 368220, 380494, 400520, 402876, 441864, 447640, 450585, 503595, 552330, 570741, 600780, 671460, 720936, 736440, 760988, 805752, 901170, 951235, 1007190, 1104660, 1141482, 1201560, 1342920, 1521976, 1712223, 1802340, 1902470, 2014380, 2209320, 2282964, 2853705, 3424446, 3604680, 3804940, 4028760, 4565928, 5707410, 6848892, 7609880, 8561115, 11414820, 13697784, 17122230, 22829640, 34244460, 68488920]

約数ペア:

[(1, 68488920), (2, 34244460), (3, 22829640), (4, 17122230), (5, 13697784), (6, 11414820), (8, 8561115), (9, 7609880), (10, 6848892), (12, 5707410), (15, 4565928), (17, 4028760), (18, 3804940), (19, 3604680), (20, 3424446), (24, 2853705), (30, 2282964), (31, 2209320), (34, 2014380), (36, 1902470), (38, 1802340), (40, 1712223), (45, 1521976), (51, 1342920), (57, 1201560), (60, 1141482), (62, 1104660), (68, 1007190), (72, 951235), (76, 901170), (85, 805752), (90, 760988), (93, 736440), (95, 720936), (102, 671460), (114, 600780), (120, 570741), (124, 552330), (136, 503595), (152, 450585), (153, 447640), (155, 441864), (170, 402876), (171, 400520), (180, 380494), (186, 368220), (190, 360468), (204, 335730), (228, 300390), (248, 276165), (255, 268584), (279, 245480), (285, 240312), (306, 223820), (310, 220932), (323, 212040), (340, 201438), (342, 200260), (360, 190247), (361, 189720), (372, 184110), (380, 180234), (408, 167865), (456, 150195), (465, 147288), (510, 134292), (527, 129960), (558, 122740), (570, 120156), (589, 116280), (612, 111910), (620, 110466), (646, 106020), (680, 100719), (684, 100130), (722, 94860), (744, 92055), (760, 90117), (765, 89528), (855, 80104), (930, 73644), (969, 70680), (1020, 67146), (1054, 64980), (1083, 63240), (1116, 61370), (1140, 60078), (1178, 58140), (1224, 55955), (1240, 55233), (1292, 53010), (1368, 50065), (1395, 49096), (1444, 47430), (1530, 44764), (1581, 43320), (1615, 42408), (1710, 40052), (1767, 38760), (1805, 37944), (1860, 36822), (1938, 35340), (2040, 33573), (2108, 32490), (2166, 31620), (2232, 30685), (2280, 30039), (2356, 29070), (2584, 26505), (2635, 25992), (2790, 24548), (2888, 23715), (2907, 23560), (2945, 23256), (3060, 22382), (3162, 21660), (3230, 21204), (3249, 21080), (3420, 20026), (3534, 19380), (3610, 18972), (3720, 18411), (3876, 17670), (4216, 16245), (4332, 15810), (4712, 14535), (4743, 14440), (4845, 14136), (5270, 12996), (5301, 12920), (5415, 12648), (5580, 12274), (5814, 11780), (5890, 11628), (6120, 11191), (6137, 11160), (6324, 10830), (6460, 10602), (6498, 10540), (6840, 10013), (7068, 9690), (7220, 9486), (7752, 8835), (7905, 8664)]