151220480

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 387738624

約数和(自身を除く): 236518144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 103, 124, 128, 148, 155, 160, 185, 206, 248, 256, 296, 310, 320, 370, 412, 496, 515, 592, 620, 640, 740, 824, 992, 1030, 1147, 1184, 1240, 1280, 1480, 1648, 1984, 2060, 2294, 2368, 2480, 2960, 3193, 3296, 3811, 3968, 4120, 4588, 4736, 4960, 5735, 5920, 6386, 6592, 7622, 7936, 8240, 9176, 9472, 9920, 11470, 11840, 12772, 13184, 15244, 15965, 16480, 18352, 19055, 19840, 22940, 23680, 25544, 26368, 30488, 31930, 32960, 36704, 38110, 39680, 45880, 47360, 51088, 60976, 63860, 65920, 73408, 76220, 91760, 102176, 118141, 121952, 127720, 131840, 146816, 152440, 183520, 204352, 236282, 243904, 255440, 293632, 304880, 367040, 408704, 472564, 487808, 510880, 590705, 609760, 734080, 817408, 945128, 975616, 1021760, 1181410, 1219520, 1468160, 1890256, 2043520, 2362820, 2439040, 3780512, 4087040, 4725640, 4878080, 7561024, 9451280, 15122048, 18902560, 30244096, 37805120, 75610240, 151220480]

約数ペア:

[(1, 151220480), (2, 75610240), (4, 37805120), (5, 30244096), (8, 18902560), (10, 15122048), (16, 9451280), (20, 7561024), (31, 4878080), (32, 4725640), (37, 4087040), (40, 3780512), (62, 2439040), (64, 2362820), (74, 2043520), (80, 1890256), (103, 1468160), (124, 1219520), (128, 1181410), (148, 1021760), (155, 975616), (160, 945128), (185, 817408), (206, 734080), (248, 609760), (256, 590705), (296, 510880), (310, 487808), (320, 472564), (370, 408704), (412, 367040), (496, 304880), (515, 293632), (592, 255440), (620, 243904), (640, 236282), (740, 204352), (824, 183520), (992, 152440), (1030, 146816), (1147, 131840), (1184, 127720), (1240, 121952), (1280, 118141), (1480, 102176), (1648, 91760), (1984, 76220), (2060, 73408), (2294, 65920), (2368, 63860), (2480, 60976), (2960, 51088), (3193, 47360), (3296, 45880), (3811, 39680), (3968, 38110), (4120, 36704), (4588, 32960), (4736, 31930), (4960, 30488), (5735, 26368), (5920, 25544), (6386, 23680), (6592, 22940), (7622, 19840), (7936, 19055), (8240, 18352), (9176, 16480), (9472, 15965), (9920, 15244), (11470, 13184), (11840, 12772)]