157993360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:549

約数の個数: 160

約数和(自身を含む): 457113600

約数和(自身を除く): 299120240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 304, 310, 380, 434, 479, 496, 532, 560, 589, 620, 665, 760, 868, 958, 1064, 1085, 1178, 1240, 1330, 1520, 1736, 1916, 2128, 2170, 2356, 2395, 2480, 2660, 2945, 3353, 3472, 3832, 4123, 4340, 4712, 4790, 5320, 5890, 6706, 7664, 8246, 8680, 9101, 9424, 9580, 10640, 11780, 13412, 14849, 16492, 16765, 17360, 18202, 19160, 20615, 23560, 26824, 29698, 32984, 33530, 36404, 38320, 41230, 45505, 47120, 53648, 59396, 63707, 65968, 67060, 72808, 74245, 82460, 91010, 103943, 118792, 127414, 134120, 145616, 148490, 164920, 182020, 207886, 237584, 254828, 268240, 282131, 296980, 318535, 329840, 364040, 415772, 509656, 519715, 564262, 593960, 637070, 728080, 831544, 1019312, 1039430, 1128524, 1187920, 1274140, 1410655, 1663088, 1974917, 2078860, 2257048, 2548280, 2821310, 3949834, 4157720, 4514096, 5096560, 5642620, 7899668, 8315440, 9874585, 11285240, 15799336, 19749170, 22570480, 31598672, 39498340, 78996680, 157993360]

約数ペア:

[(1, 157993360), (2, 78996680), (4, 39498340), (5, 31598672), (7, 22570480), (8, 19749170), (10, 15799336), (14, 11285240), (16, 9874585), (19, 8315440), (20, 7899668), (28, 5642620), (31, 5096560), (35, 4514096), (38, 4157720), (40, 3949834), (56, 2821310), (62, 2548280), (70, 2257048), (76, 2078860), (80, 1974917), (95, 1663088), (112, 1410655), (124, 1274140), (133, 1187920), (140, 1128524), (152, 1039430), (155, 1019312), (190, 831544), (217, 728080), (248, 637070), (266, 593960), (280, 564262), (304, 519715), (310, 509656), (380, 415772), (434, 364040), (479, 329840), (496, 318535), (532, 296980), (560, 282131), (589, 268240), (620, 254828), (665, 237584), (760, 207886), (868, 182020), (958, 164920), (1064, 148490), (1085, 145616), (1178, 134120), (1240, 127414), (1330, 118792), (1520, 103943), (1736, 91010), (1916, 82460), (2128, 74245), (2170, 72808), (2356, 67060), (2395, 65968), (2480, 63707), (2660, 59396), (2945, 53648), (3353, 47120), (3472, 45505), (3832, 41230), (4123, 38320), (4340, 36404), (4712, 33530), (4790, 32984), (5320, 29698), (5890, 26824), (6706, 23560), (7664, 20615), (8246, 19160), (8680, 18202), (9101, 17360), (9424, 16765), (9580, 16492), (10640, 14849), (11780, 13412)]