255380960

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2393}}^1$

素因数の和:2460

約数の個数: 96

約数和(自身を含む): 651551040

約数和(自身を除く): 396170080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 32, 40, 46, 58, 80, 92, 115, 116, 145, 160, 184, 230, 232, 290, 368, 460, 464, 580, 667, 736, 920, 928, 1160, 1334, 1840, 2320, 2393, 2668, 3335, 3680, 4640, 4786, 5336, 6670, 9572, 10672, 11965, 13340, 19144, 21344, 23930, 26680, 38288, 47860, 53360, 55039, 69397, 76576, 95720, 106720, 110078, 138794, 191440, 220156, 275195, 277588, 346985, 382880, 440312, 550390, 555176, 693970, 880624, 1100780, 1110352, 1387940, 1596131, 1761248, 2201560, 2220704, 2775880, 3192262, 4403120, 5551760, 6384524, 7980655, 8806240, 11103520, 12769048, 15961310, 25538096, 31922620, 51076192, 63845240, 127690480, 255380960]

約数ペア:

[(1, 255380960), (2, 127690480), (4, 63845240), (5, 51076192), (8, 31922620), (10, 25538096), (16, 15961310), (20, 12769048), (23, 11103520), (29, 8806240), (32, 7980655), (40, 6384524), (46, 5551760), (58, 4403120), (80, 3192262), (92, 2775880), (115, 2220704), (116, 2201560), (145, 1761248), (160, 1596131), (184, 1387940), (230, 1110352), (232, 1100780), (290, 880624), (368, 693970), (460, 555176), (464, 550390), (580, 440312), (667, 382880), (736, 346985), (920, 277588), (928, 275195), (1160, 220156), (1334, 191440), (1840, 138794), (2320, 110078), (2393, 106720), (2668, 95720), (3335, 76576), (3680, 69397), (4640, 55039), (4786, 53360), (5336, 47860), (6670, 38288), (9572, 26680), (10672, 23930), (11965, 21344), (13340, 19144)]