200840320

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:294

約数の個数: 128

約数和(自身を含む): 507617280

約数和(自身を除く): 306776960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 53, 62, 64, 80, 106, 124, 128, 155, 160, 191, 212, 248, 265, 310, 320, 382, 424, 496, 530, 620, 640, 764, 848, 955, 992, 1060, 1240, 1528, 1643, 1696, 1910, 1984, 2120, 2480, 3056, 3286, 3392, 3820, 3968, 4240, 4960, 5921, 6112, 6572, 6784, 7640, 8215, 8480, 9920, 10123, 11842, 12224, 13144, 15280, 16430, 16960, 19840, 20246, 23684, 24448, 26288, 29605, 30560, 32860, 33920, 40492, 47368, 50615, 52576, 59210, 61120, 65720, 80984, 94736, 101230, 105152, 118420, 122240, 131440, 161968, 189472, 202460, 210304, 236840, 262880, 313813, 323936, 378944, 404920, 473680, 525760, 627626, 647872, 757888, 809840, 947360, 1051520, 1255252, 1295744, 1569065, 1619680, 1894720, 2510504, 3138130, 3239360, 3789440, 5021008, 6276260, 6478720, 10042016, 12552520, 20084032, 25105040, 40168064, 50210080, 100420160, 200840320]

約数ペア:

[(1, 200840320), (2, 100420160), (4, 50210080), (5, 40168064), (8, 25105040), (10, 20084032), (16, 12552520), (20, 10042016), (31, 6478720), (32, 6276260), (40, 5021008), (53, 3789440), (62, 3239360), (64, 3138130), (80, 2510504), (106, 1894720), (124, 1619680), (128, 1569065), (155, 1295744), (160, 1255252), (191, 1051520), (212, 947360), (248, 809840), (265, 757888), (310, 647872), (320, 627626), (382, 525760), (424, 473680), (496, 404920), (530, 378944), (620, 323936), (640, 313813), (764, 262880), (848, 236840), (955, 210304), (992, 202460), (1060, 189472), (1240, 161968), (1528, 131440), (1643, 122240), (1696, 118420), (1910, 105152), (1984, 101230), (2120, 94736), (2480, 80984), (3056, 65720), (3286, 61120), (3392, 59210), (3820, 52576), (3968, 50615), (4240, 47368), (4960, 40492), (5921, 33920), (6112, 32860), (6572, 30560), (6784, 29605), (7640, 26288), (8215, 24448), (8480, 23684), (9920, 20246), (10123, 19840), (11842, 16960), (12224, 16430), (13144, 15280)]