397390320

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:485

約数の個数: 320

約数和(自身を含む): 1507046400

約数和(自身を除く): 1109656080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 23, 24, 27, 30, 36, 38, 40, 45, 46, 48, 54, 57, 60, 69, 72, 76, 80, 90, 92, 95, 108, 114, 115, 120, 135, 138, 144, 152, 171, 180, 184, 190, 207, 216, 228, 230, 240, 270, 276, 285, 304, 342, 345, 360, 368, 380, 414, 421, 432, 437, 456, 460, 513, 540, 552, 570, 621, 684, 690, 720, 760, 828, 842, 855, 874, 912, 920, 1026, 1035, 1080, 1104, 1140, 1242, 1263, 1311, 1368, 1380, 1520, 1656, 1684, 1710, 1748, 1840, 2052, 2070, 2105, 2160, 2185, 2280, 2484, 2526, 2565, 2622, 2736, 2760, 3105, 3312, 3368, 3420, 3496, 3789, 3933, 4104, 4140, 4210, 4370, 4560, 4968, 5052, 5130, 5244, 5520, 6210, 6315, 6555, 6736, 6840, 6992, 7578, 7866, 7999, 8208, 8280, 8420, 8740, 9683, 9936, 10104, 10260, 10488, 11367, 11799, 12420, 12630, 13110, 13680, 15156, 15732, 15998, 16560, 16840, 17480, 18945, 19366, 19665, 20208, 20520, 20976, 22734, 23598, 23997, 24840, 25260, 26220, 29049, 30312, 31464, 31996, 33680, 34960, 37890, 38732, 39330, 39995, 41040, 45468, 47196, 47994, 48415, 49680, 50520, 52440, 56835, 58098, 58995, 60624, 62928, 63992, 71991, 75780, 77464, 78660, 79990, 87147, 90936, 94392, 95988, 96830, 101040, 104880, 113670, 116196, 117990, 119985, 127984, 143982, 145245, 151560, 154928, 157320, 159980, 174294, 181872, 183977, 188784, 191976, 193660, 215973, 227340, 232392, 235980, 239970, 261441, 287964, 290490, 303120, 314640, 319960, 348588, 359955, 367954, 383952, 387320, 431946, 435735, 454680, 464784, 471960, 479940, 522882, 551931, 575928, 580980, 639920, 697176, 719910, 735908, 774640, 863892, 871470, 909360, 919885, 943920, 959880, 1045764, 1079865, 1103862, 1151856, 1161960, 1307205, 1394352, 1439820, 1471816, 1655793, 1727784, 1742940, 1839770, 1919760, 2091528, 2159730, 2207724, 2323920, 2614410, 2759655, 2879640, 2943632, 3311586, 3455568, 3485880, 3679540, 4183056, 4319460, 4415448, 4967379, 5228820, 5519310, 5759280, 6623172, 6971760, 7359080, 8278965, 8638920, 8830896, 9934758, 10457640, 11038620, 13246344, 14718160, 16557930, 17277840, 19869516, 20915280, 22077240, 24836895, 26492688, 33115860, 39739032, 44154480, 49673790, 66231720, 79478064, 99347580, 132463440, 198695160, 397390320]

約数ペア:

[(1, 397390320), (2, 198695160), (3, 132463440), (4, 99347580), (5, 79478064), (6, 66231720), (8, 49673790), (9, 44154480), (10, 39739032), (12, 33115860), (15, 26492688), (16, 24836895), (18, 22077240), (19, 20915280), (20, 19869516), (23, 17277840), (24, 16557930), (27, 14718160), (30, 13246344), (36, 11038620), (38, 10457640), (40, 9934758), (45, 8830896), (46, 8638920), (48, 8278965), (54, 7359080), (57, 6971760), (60, 6623172), (69, 5759280), (72, 5519310), (76, 5228820), (80, 4967379), (90, 4415448), (92, 4319460), (95, 4183056), (108, 3679540), (114, 3485880), (115, 3455568), (120, 3311586), (135, 2943632), (138, 2879640), (144, 2759655), (152, 2614410), (171, 2323920), (180, 2207724), (184, 2159730), (190, 2091528), (207, 1919760), (216, 1839770), (228, 1742940), (230, 1727784), (240, 1655793), (270, 1471816), (276, 1439820), (285, 1394352), (304, 1307205), (342, 1161960), (345, 1151856), (360, 1103862), (368, 1079865), (380, 1045764), (414, 959880), (421, 943920), (432, 919885), (437, 909360), (456, 871470), (460, 863892), (513, 774640), (540, 735908), (552, 719910), (570, 697176), (621, 639920), (684, 580980), (690, 575928), (720, 551931), (760, 522882), (828, 479940), (842, 471960), (855, 464784), (874, 454680), (912, 435735), (920, 431946), (1026, 387320), (1035, 383952), (1080, 367954), (1104, 359955), (1140, 348588), (1242, 319960), (1263, 314640), (1311, 303120), (1368, 290490), (1380, 287964), (1520, 261441), (1656, 239970), (1684, 235980), (1710, 232392), (1748, 227340), (1840, 215973), (2052, 193660), (2070, 191976), (2105, 188784), (2160, 183977), (2185, 181872), (2280, 174294), (2484, 159980), (2526, 157320), (2565, 154928), (2622, 151560), (2736, 145245), (2760, 143982), (3105, 127984), (3312, 119985), (3368, 117990), (3420, 116196), (3496, 113670), (3789, 104880), (3933, 101040), (4104, 96830), (4140, 95988), (4210, 94392), (4370, 90936), (4560, 87147), (4968, 79990), (5052, 78660), (5130, 77464), (5244, 75780), (5520, 71991), (6210, 63992), (6315, 62928), (6555, 60624), (6736, 58995), (6840, 58098), (6992, 56835), (7578, 52440), (7866, 50520), (7999, 49680), (8208, 48415), (8280, 47994), (8420, 47196), (8740, 45468), (9683, 41040), (9936, 39995), (10104, 39330), (10260, 38732), (10488, 37890), (11367, 34960), (11799, 33680), (12420, 31996), (12630, 31464), (13110, 30312), (13680, 29049), (15156, 26220), (15732, 25260), (15998, 24840), (16560, 23997), (16840, 23598), (17480, 22734), (18945, 20976), (19366, 20520), (19665, 20208)]