356791640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:417

約数の個数: 128

約数和(自身を含む): 889574400

約数和(自身を除く): 532782760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 43, 46, 58, 86, 92, 115, 116, 145, 172, 184, 215, 230, 232, 290, 311, 344, 430, 460, 580, 622, 667, 860, 920, 989, 1160, 1244, 1247, 1334, 1555, 1720, 1978, 2488, 2494, 2668, 3110, 3335, 3956, 4945, 4988, 5336, 6220, 6235, 6670, 7153, 7912, 9019, 9890, 9976, 12440, 12470, 13340, 13373, 14306, 18038, 19780, 24940, 26680, 26746, 28612, 28681, 35765, 36076, 39560, 45095, 49880, 53492, 57224, 57362, 66865, 71530, 72152, 90190, 106984, 114724, 133730, 143060, 143405, 180380, 207437, 229448, 267460, 286120, 286810, 307579, 360760, 387817, 414874, 534920, 573620, 615158, 775634, 829748, 1037185, 1147240, 1230316, 1537895, 1551268, 1659496, 1939085, 2074370, 2460632, 3075790, 3102536, 3878170, 4148740, 6151580, 7756340, 8297480, 8919791, 12303160, 15512680, 17839582, 35679164, 44598955, 71358328, 89197910, 178395820, 356791640]

約数ペア:

[(1, 356791640), (2, 178395820), (4, 89197910), (5, 71358328), (8, 44598955), (10, 35679164), (20, 17839582), (23, 15512680), (29, 12303160), (40, 8919791), (43, 8297480), (46, 7756340), (58, 6151580), (86, 4148740), (92, 3878170), (115, 3102536), (116, 3075790), (145, 2460632), (172, 2074370), (184, 1939085), (215, 1659496), (230, 1551268), (232, 1537895), (290, 1230316), (311, 1147240), (344, 1037185), (430, 829748), (460, 775634), (580, 615158), (622, 573620), (667, 534920), (860, 414874), (920, 387817), (989, 360760), (1160, 307579), (1244, 286810), (1247, 286120), (1334, 267460), (1555, 229448), (1720, 207437), (1978, 180380), (2488, 143405), (2494, 143060), (2668, 133730), (3110, 114724), (3335, 106984), (3956, 90190), (4945, 72152), (4988, 71530), (5336, 66865), (6220, 57362), (6235, 57224), (6670, 53492), (7153, 49880), (7912, 45095), (9019, 39560), (9890, 36076), (9976, 35765), (12440, 28681), (12470, 28612), (13340, 26746), (13373, 26680), (14306, 24940), (18038, 19780)]