205652720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:140

約数の個数: 240

約数和(自身を含む): 617585472

約数和(自身を除く): 411932752

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 41, 52, 53, 56, 65, 70, 80, 82, 91, 104, 106, 112, 130, 140, 164, 169, 182, 205, 208, 212, 260, 265, 280, 287, 328, 338, 364, 371, 410, 424, 455, 520, 530, 533, 560, 574, 656, 676, 689, 728, 742, 820, 845, 848, 910, 1040, 1060, 1066, 1148, 1183, 1352, 1378, 1435, 1456, 1484, 1640, 1690, 1820, 1855, 2120, 2132, 2173, 2296, 2366, 2665, 2704, 2756, 2870, 2968, 3280, 3380, 3445, 3640, 3710, 3731, 4240, 4264, 4346, 4592, 4732, 4823, 5330, 5512, 5740, 5915, 5936, 6760, 6890, 6929, 7280, 7420, 7462, 8528, 8692, 8957, 9464, 9646, 10660, 10865, 11024, 11480, 11830, 13520, 13780, 13858, 14840, 14924, 15211, 17384, 17914, 18655, 18928, 19292, 21320, 21730, 22960, 23660, 24115, 27560, 27716, 28249, 29680, 29848, 30422, 34645, 34768, 35828, 37310, 38584, 42640, 43460, 44785, 47320, 48230, 48503, 55120, 55432, 56498, 59696, 60844, 62699, 69290, 71656, 74620, 76055, 77168, 86920, 89570, 94640, 96460, 97006, 110864, 112996, 121688, 125398, 138580, 141245, 143312, 149240, 152110, 173840, 179140, 192920, 194012, 197743, 225992, 242515, 243376, 250796, 277160, 282490, 298480, 304220, 313495, 358280, 367237, 385840, 388024, 395486, 451984, 485030, 501592, 554320, 564980, 608440, 626990, 716560, 734474, 776048, 790972, 970060, 988715, 1003184, 1129960, 1216880, 1253980, 1468948, 1581944, 1836185, 1940120, 1977430, 2259920, 2507960, 2570659, 2937896, 3163888, 3672370, 3880240, 3954860, 5015920, 5141318, 5875792, 7344740, 7909720, 10282636, 12853295, 14689480, 15819440, 20565272, 25706590, 29378960, 41130544, 51413180, 102826360, 205652720]

約数ペア:

[(1, 205652720), (2, 102826360), (4, 51413180), (5, 41130544), (7, 29378960), (8, 25706590), (10, 20565272), (13, 15819440), (14, 14689480), (16, 12853295), (20, 10282636), (26, 7909720), (28, 7344740), (35, 5875792), (40, 5141318), (41, 5015920), (52, 3954860), (53, 3880240), (56, 3672370), (65, 3163888), (70, 2937896), (80, 2570659), (82, 2507960), (91, 2259920), (104, 1977430), (106, 1940120), (112, 1836185), (130, 1581944), (140, 1468948), (164, 1253980), (169, 1216880), (182, 1129960), (205, 1003184), (208, 988715), (212, 970060), (260, 790972), (265, 776048), (280, 734474), (287, 716560), (328, 626990), (338, 608440), (364, 564980), (371, 554320), (410, 501592), (424, 485030), (455, 451984), (520, 395486), (530, 388024), (533, 385840), (560, 367237), (574, 358280), (656, 313495), (676, 304220), (689, 298480), (728, 282490), (742, 277160), (820, 250796), (845, 243376), (848, 242515), (910, 225992), (1040, 197743), (1060, 194012), (1066, 192920), (1148, 179140), (1183, 173840), (1352, 152110), (1378, 149240), (1435, 143312), (1456, 141245), (1484, 138580), (1640, 125398), (1690, 121688), (1820, 112996), (1855, 110864), (2120, 97006), (2132, 96460), (2173, 94640), (2296, 89570), (2366, 86920), (2665, 77168), (2704, 76055), (2756, 74620), (2870, 71656), (2968, 69290), (3280, 62699), (3380, 60844), (3445, 59696), (3640, 56498), (3710, 55432), (3731, 55120), (4240, 48503), (4264, 48230), (4346, 47320), (4592, 44785), (4732, 43460), (4823, 42640), (5330, 38584), (5512, 37310), (5740, 35828), (5915, 34768), (5936, 34645), (6760, 30422), (6890, 29848), (6929, 29680), (7280, 28249), (7420, 27716), (7462, 27560), (8528, 24115), (8692, 23660), (8957, 22960), (9464, 21730), (9646, 21320), (10660, 19292), (10865, 18928), (11024, 18655), (11480, 17914), (11830, 17384), (13520, 15211), (13780, 14924), (13858, 14840)]