171639264880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{15241}}^1$

素因数の和:15543

約数の個数: 160

約数和(自身を含む): 435457843200

約数和(自身を除く): 263818578320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 239, 248, 304, 310, 380, 478, 496, 589, 620, 760, 956, 1178, 1195, 1240, 1520, 1912, 2356, 2390, 2480, 2945, 3824, 4541, 4712, 4780, 5890, 7409, 9082, 9424, 9560, 11780, 14818, 15241, 18164, 19120, 22705, 23560, 29636, 30482, 36328, 37045, 45410, 47120, 59272, 60964, 72656, 74090, 76205, 90820, 118544, 121928, 140771, 148180, 152410, 181640, 243856, 281542, 289579, 296360, 304820, 363280, 472471, 563084, 579158, 592720, 609640, 703855, 944942, 1126168, 1158316, 1219280, 1407710, 1447895, 1889884, 2252336, 2316632, 2362355, 2815420, 2895790, 3642599, 3779768, 4633264, 4724710, 5630840, 5791580, 7285198, 7559536, 8976949, 9449420, 11261680, 11583160, 14570396, 17953898, 18212995, 18898840, 23166320, 29140792, 35907796, 36425990, 37797680, 44884745, 58281584, 69209381, 71815592, 72851980, 89769490, 112920569, 138418762, 143631184, 145703960, 179538980, 225841138, 276837524, 291407920, 346046905, 359077960, 451682276, 553675048, 564602845, 692093810, 718155920, 903364552, 1107350096, 1129205690, 1384187620, 1806729104, 2145490811, 2258411380, 2768375240, 4290981622, 4516822760, 5536750480, 8581963244, 9033645520, 10727454055, 17163926488, 21454908110, 34327852976, 42909816220, 85819632440, 171639264880]

約数ペア:

[(1, 171639264880), (2, 85819632440), (4, 42909816220), (5, 34327852976), (8, 21454908110), (10, 17163926488), (16, 10727454055), (19, 9033645520), (20, 8581963244), (31, 5536750480), (38, 4516822760), (40, 4290981622), (62, 2768375240), (76, 2258411380), (80, 2145490811), (95, 1806729104), (124, 1384187620), (152, 1129205690), (155, 1107350096), (190, 903364552), (239, 718155920), (248, 692093810), (304, 564602845), (310, 553675048), (380, 451682276), (478, 359077960), (496, 346046905), (589, 291407920), (620, 276837524), (760, 225841138), (956, 179538980), (1178, 145703960), (1195, 143631184), (1240, 138418762), (1520, 112920569), (1912, 89769490), (2356, 72851980), (2390, 71815592), (2480, 69209381), (2945, 58281584), (3824, 44884745), (4541, 37797680), (4712, 36425990), (4780, 35907796), (5890, 29140792), (7409, 23166320), (9082, 18898840), (9424, 18212995), (9560, 17953898), (11780, 14570396), (14818, 11583160), (15241, 11261680), (18164, 9449420), (19120, 8976949), (22705, 7559536), (23560, 7285198), (29636, 5791580), (30482, 5630840), (36328, 4724710), (37045, 4633264), (45410, 3779768), (47120, 3642599), (59272, 2895790), (60964, 2815420), (72656, 2362355), (74090, 2316632), (76205, 2252336), (90820, 1889884), (118544, 1447895), (121928, 1407710), (140771, 1219280), (148180, 1158316), (152410, 1126168), (181640, 944942), (243856, 703855), (281542, 609640), (289579, 592720), (296360, 579158), (304820, 563084), (363280, 472471)]