21877600

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:113

約数の個数: 144

約数和(自身を含む): 59058720

約数和(自身を除く): 37181120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 29, 32, 40, 41, 46, 50, 58, 80, 82, 92, 100, 115, 116, 145, 160, 164, 184, 200, 205, 230, 232, 290, 328, 368, 400, 410, 460, 464, 575, 580, 656, 667, 725, 736, 800, 820, 920, 928, 943, 1025, 1150, 1160, 1189, 1312, 1334, 1450, 1640, 1840, 1886, 2050, 2300, 2320, 2378, 2668, 2900, 3280, 3335, 3680, 3772, 4100, 4600, 4640, 4715, 4756, 5336, 5800, 5945, 6560, 6670, 7544, 8200, 9200, 9430, 9512, 10672, 11600, 11890, 13340, 15088, 16400, 16675, 18400, 18860, 19024, 21344, 23200, 23575, 23780, 26680, 27347, 29725, 30176, 32800, 33350, 37720, 38048, 47150, 47560, 53360, 54694, 59450, 66700, 75440, 94300, 95120, 106720, 109388, 118900, 133400, 136735, 150880, 188600, 190240, 218776, 237800, 266800, 273470, 377200, 437552, 475600, 533600, 546940, 683675, 754400, 875104, 951200, 1093880, 1367350, 2187760, 2734700, 4375520, 5469400, 10938800, 21877600]

約数ペア:

[(1, 21877600), (2, 10938800), (4, 5469400), (5, 4375520), (8, 2734700), (10, 2187760), (16, 1367350), (20, 1093880), (23, 951200), (25, 875104), (29, 754400), (32, 683675), (40, 546940), (41, 533600), (46, 475600), (50, 437552), (58, 377200), (80, 273470), (82, 266800), (92, 237800), (100, 218776), (115, 190240), (116, 188600), (145, 150880), (160, 136735), (164, 133400), (184, 118900), (200, 109388), (205, 106720), (230, 95120), (232, 94300), (290, 75440), (328, 66700), (368, 59450), (400, 54694), (410, 53360), (460, 47560), (464, 47150), (575, 38048), (580, 37720), (656, 33350), (667, 32800), (725, 30176), (736, 29725), (800, 27347), (820, 26680), (920, 23780), (928, 23575), (943, 23200), (1025, 21344), (1150, 19024), (1160, 18860), (1189, 18400), (1312, 16675), (1334, 16400), (1450, 15088), (1640, 13340), (1840, 11890), (1886, 11600), (2050, 10672), (2300, 9512), (2320, 9430), (2378, 9200), (2668, 8200), (2900, 7544), (3280, 6670), (3335, 6560), (3680, 5945), (3772, 5800), (4100, 5336), (4600, 4756), (4640, 4715)]