211545240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 256

約数和(自身を含む): 716083200

約数和(自身を除く): 504537960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 41, 57, 60, 62, 73, 76, 82, 93, 95, 114, 120, 123, 124, 146, 152, 155, 164, 186, 190, 205, 219, 228, 246, 248, 285, 292, 310, 328, 365, 372, 380, 410, 438, 456, 465, 492, 570, 584, 589, 615, 620, 730, 744, 760, 779, 820, 876, 930, 984, 1095, 1140, 1178, 1230, 1240, 1271, 1387, 1460, 1558, 1640, 1752, 1767, 1860, 2190, 2263, 2280, 2337, 2356, 2460, 2542, 2774, 2920, 2945, 2993, 3116, 3534, 3720, 3813, 3895, 4161, 4380, 4526, 4674, 4712, 4920, 5084, 5548, 5890, 5986, 6232, 6355, 6789, 6935, 7068, 7626, 7790, 8322, 8760, 8835, 8979, 9052, 9348, 10168, 11096, 11315, 11685, 11780, 11972, 12710, 13578, 13870, 14136, 14965, 15252, 15580, 16644, 17670, 17958, 18104, 18696, 19065, 20805, 22630, 23370, 23560, 23944, 24149, 25420, 27156, 27740, 29930, 30504, 31160, 33288, 33945, 35340, 35916, 38130, 41610, 42997, 44895, 45260, 46740, 48298, 50840, 54312, 55480, 56867, 59860, 67890, 70680, 71832, 72447, 76260, 83220, 85994, 89790, 90520, 92783, 93480, 96596, 113734, 119720, 120745, 128991, 135780, 144894, 152520, 166440, 170601, 171988, 179580, 185566, 193192, 214985, 227468, 241490, 257982, 271560, 278349, 284335, 289788, 341202, 343976, 359160, 362235, 371132, 429970, 454936, 463915, 482980, 515964, 556698, 568670, 579576, 644955, 682404, 724470, 742264, 853005, 859940, 927830, 965960, 1031928, 1113396, 1137340, 1289910, 1364808, 1391745, 1448940, 1706010, 1719880, 1762877, 1855660, 2226792, 2274680, 2579820, 2783490, 2897880, 3412020, 3525754, 3711320, 5159640, 5288631, 5566980, 6824040, 7051508, 8814385, 10577262, 11133960, 14103016, 17628770, 21154524, 26443155, 35257540, 42309048, 52886310, 70515080, 105772620, 211545240]

約数ペア:

[(1, 211545240), (2, 105772620), (3, 70515080), (4, 52886310), (5, 42309048), (6, 35257540), (8, 26443155), (10, 21154524), (12, 17628770), (15, 14103016), (19, 11133960), (20, 10577262), (24, 8814385), (30, 7051508), (31, 6824040), (38, 5566980), (40, 5288631), (41, 5159640), (57, 3711320), (60, 3525754), (62, 3412020), (73, 2897880), (76, 2783490), (82, 2579820), (93, 2274680), (95, 2226792), (114, 1855660), (120, 1762877), (123, 1719880), (124, 1706010), (146, 1448940), (152, 1391745), (155, 1364808), (164, 1289910), (186, 1137340), (190, 1113396), (205, 1031928), (219, 965960), (228, 927830), (246, 859940), (248, 853005), (285, 742264), (292, 724470), (310, 682404), (328, 644955), (365, 579576), (372, 568670), (380, 556698), (410, 515964), (438, 482980), (456, 463915), (465, 454936), (492, 429970), (570, 371132), (584, 362235), (589, 359160), (615, 343976), (620, 341202), (730, 289788), (744, 284335), (760, 278349), (779, 271560), (820, 257982), (876, 241490), (930, 227468), (984, 214985), (1095, 193192), (1140, 185566), (1178, 179580), (1230, 171988), (1240, 170601), (1271, 166440), (1387, 152520), (1460, 144894), (1558, 135780), (1640, 128991), (1752, 120745), (1767, 119720), (1860, 113734), (2190, 96596), (2263, 93480), (2280, 92783), (2337, 90520), (2356, 89790), (2460, 85994), (2542, 83220), (2774, 76260), (2920, 72447), (2945, 71832), (2993, 70680), (3116, 67890), (3534, 59860), (3720, 56867), (3813, 55480), (3895, 54312), (4161, 50840), (4380, 48298), (4526, 46740), (4674, 45260), (4712, 44895), (4920, 42997), (5084, 41610), (5548, 38130), (5890, 35916), (5986, 35340), (6232, 33945), (6355, 33288), (6789, 31160), (6935, 30504), (7068, 29930), (7626, 27740), (7790, 27156), (8322, 25420), (8760, 24149), (8835, 23944), (8979, 23560), (9052, 23370), (9348, 22630), (10168, 20805), (11096, 19065), (11315, 18696), (11685, 18104), (11780, 17958), (11972, 17670), (12710, 16644), (13578, 15580), (13870, 15252), (14136, 14965)]