281246880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:551

約数の個数: 192

約数和(自身を含む): 938843136

約数和(自身を除く): 657596256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 41, 48, 60, 62, 80, 82, 93, 96, 120, 123, 124, 155, 160, 164, 186, 205, 240, 246, 248, 310, 328, 372, 410, 461, 465, 480, 492, 496, 615, 620, 656, 744, 820, 922, 930, 984, 992, 1230, 1240, 1271, 1312, 1383, 1488, 1640, 1844, 1860, 1968, 2305, 2460, 2480, 2542, 2766, 2976, 3280, 3688, 3720, 3813, 3936, 4610, 4920, 4960, 5084, 5532, 6355, 6560, 6915, 7376, 7440, 7626, 9220, 9840, 10168, 11064, 12710, 13830, 14291, 14752, 14880, 15252, 18440, 18901, 19065, 19680, 20336, 22128, 25420, 27660, 28582, 30504, 36880, 37802, 38130, 40672, 42873, 44256, 50840, 55320, 56703, 57164, 61008, 71455, 73760, 75604, 76260, 85746, 94505, 101680, 110640, 113406, 114328, 122016, 142910, 151208, 152520, 171492, 189010, 203360, 214365, 221280, 226812, 228656, 283515, 285820, 302416, 305040, 342984, 378020, 428730, 453624, 457312, 567030, 571640, 585931, 604832, 610080, 685968, 756040, 857460, 907248, 1134060, 1143280, 1171862, 1371936, 1512080, 1714920, 1757793, 1814496, 2268120, 2286560, 2343724, 2929655, 3024160, 3429840, 3515586, 4536240, 4687448, 5859310, 6859680, 7031172, 8788965, 9072480, 9374896, 11718620, 14062344, 17577930, 18749792, 23437240, 28124688, 35155860, 46874480, 56249376, 70311720, 93748960, 140623440, 281246880]

約数ペア:

[(1, 281246880), (2, 140623440), (3, 93748960), (4, 70311720), (5, 56249376), (6, 46874480), (8, 35155860), (10, 28124688), (12, 23437240), (15, 18749792), (16, 17577930), (20, 14062344), (24, 11718620), (30, 9374896), (31, 9072480), (32, 8788965), (40, 7031172), (41, 6859680), (48, 5859310), (60, 4687448), (62, 4536240), (80, 3515586), (82, 3429840), (93, 3024160), (96, 2929655), (120, 2343724), (123, 2286560), (124, 2268120), (155, 1814496), (160, 1757793), (164, 1714920), (186, 1512080), (205, 1371936), (240, 1171862), (246, 1143280), (248, 1134060), (310, 907248), (328, 857460), (372, 756040), (410, 685968), (461, 610080), (465, 604832), (480, 585931), (492, 571640), (496, 567030), (615, 457312), (620, 453624), (656, 428730), (744, 378020), (820, 342984), (922, 305040), (930, 302416), (984, 285820), (992, 283515), (1230, 228656), (1240, 226812), (1271, 221280), (1312, 214365), (1383, 203360), (1488, 189010), (1640, 171492), (1844, 152520), (1860, 151208), (1968, 142910), (2305, 122016), (2460, 114328), (2480, 113406), (2542, 110640), (2766, 101680), (2976, 94505), (3280, 85746), (3688, 76260), (3720, 75604), (3813, 73760), (3936, 71455), (4610, 61008), (4920, 57164), (4960, 56703), (5084, 55320), (5532, 50840), (6355, 44256), (6560, 42873), (6915, 40672), (7376, 38130), (7440, 37802), (7626, 36880), (9220, 30504), (9840, 28582), (10168, 27660), (11064, 25420), (12710, 22128), (13830, 20336), (14291, 19680), (14752, 19065), (14880, 18901), (15252, 18440)]