64289640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:307

約数の個数: 128

約数和(自身を含む): 201398400

約数和(自身を除く): 137108760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 73, 82, 120, 123, 146, 164, 179, 205, 219, 246, 292, 328, 358, 365, 410, 438, 492, 537, 584, 615, 716, 730, 820, 876, 895, 984, 1074, 1095, 1230, 1432, 1460, 1640, 1752, 1790, 2148, 2190, 2460, 2685, 2920, 2993, 3580, 4296, 4380, 4920, 5370, 5986, 7160, 7339, 8760, 8979, 10740, 11972, 13067, 14678, 14965, 17958, 21480, 22017, 23944, 26134, 29356, 29930, 35916, 36695, 39201, 44034, 44895, 52268, 58712, 59860, 65335, 71832, 73390, 78402, 88068, 89790, 104536, 110085, 119720, 130670, 146780, 156804, 176136, 179580, 196005, 220170, 261340, 293560, 313608, 359160, 392010, 440340, 522680, 535747, 784020, 880680, 1071494, 1568040, 1607241, 2142988, 2678735, 3214482, 4285976, 5357470, 6428964, 8036205, 10714940, 12857928, 16072410, 21429880, 32144820, 64289640]

約数ペア:

[(1, 64289640), (2, 32144820), (3, 21429880), (4, 16072410), (5, 12857928), (6, 10714940), (8, 8036205), (10, 6428964), (12, 5357470), (15, 4285976), (20, 3214482), (24, 2678735), (30, 2142988), (40, 1607241), (41, 1568040), (60, 1071494), (73, 880680), (82, 784020), (120, 535747), (123, 522680), (146, 440340), (164, 392010), (179, 359160), (205, 313608), (219, 293560), (246, 261340), (292, 220170), (328, 196005), (358, 179580), (365, 176136), (410, 156804), (438, 146780), (492, 130670), (537, 119720), (584, 110085), (615, 104536), (716, 89790), (730, 88068), (820, 78402), (876, 73390), (895, 71832), (984, 65335), (1074, 59860), (1095, 58712), (1230, 52268), (1432, 44895), (1460, 44034), (1640, 39201), (1752, 36695), (1790, 35916), (2148, 29930), (2190, 29356), (2460, 26134), (2685, 23944), (2920, 22017), (2993, 21480), (3580, 17958), (4296, 14965), (4380, 14678), (4920, 13067), (5370, 11972), (5986, 10740), (7160, 8979), (7339, 8760)]