69481720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1327}}^1$

素因数の和:1373

約数の個数: 128

約数和(自身を含む): 206530560

約数和(自身を除く): 137048840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 85, 88, 110, 119, 136, 140, 154, 170, 187, 220, 238, 280, 308, 340, 374, 385, 440, 476, 595, 616, 680, 748, 770, 935, 952, 1190, 1309, 1327, 1496, 1540, 1870, 2380, 2618, 2654, 3080, 3740, 4760, 5236, 5308, 6545, 6635, 7480, 9289, 10472, 10616, 13090, 13270, 14597, 18578, 22559, 26180, 26540, 29194, 37156, 45118, 46445, 52360, 53080, 58388, 72985, 74312, 90236, 92890, 102179, 112795, 116776, 145970, 157913, 180472, 185780, 204358, 225590, 248149, 291940, 315826, 371560, 408716, 451180, 496298, 510895, 583880, 631652, 789565, 817432, 902360, 992596, 1021790, 1240745, 1263304, 1579130, 1737043, 1985192, 2043580, 2481490, 3158260, 3474086, 4087160, 4962980, 6316520, 6948172, 8685215, 9925960, 13896344, 17370430, 34740860, 69481720]

約数ペア:

[(1, 69481720), (2, 34740860), (4, 17370430), (5, 13896344), (7, 9925960), (8, 8685215), (10, 6948172), (11, 6316520), (14, 4962980), (17, 4087160), (20, 3474086), (22, 3158260), (28, 2481490), (34, 2043580), (35, 1985192), (40, 1737043), (44, 1579130), (55, 1263304), (56, 1240745), (68, 1021790), (70, 992596), (77, 902360), (85, 817432), (88, 789565), (110, 631652), (119, 583880), (136, 510895), (140, 496298), (154, 451180), (170, 408716), (187, 371560), (220, 315826), (238, 291940), (280, 248149), (308, 225590), (340, 204358), (374, 185780), (385, 180472), (440, 157913), (476, 145970), (595, 116776), (616, 112795), (680, 102179), (748, 92890), (770, 90236), (935, 74312), (952, 72985), (1190, 58388), (1309, 53080), (1327, 52360), (1496, 46445), (1540, 45118), (1870, 37156), (2380, 29194), (2618, 26540), (2654, 26180), (3080, 22559), (3740, 18578), (4760, 14597), (5236, 13270), (5308, 13090), (6545, 10616), (6635, 10472), (7480, 9289)]