281085480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3533}}^1$

素因数の和:3580

約数の個数: 192

約数和(自身を含む): 1041964560

約数和(自身を除く): 760879080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 51, 52, 60, 65, 68, 72, 78, 85, 90, 102, 104, 117, 120, 130, 136, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 663, 680, 765, 780, 884, 936, 1020, 1105, 1170, 1224, 1326, 1530, 1560, 1768, 1989, 2040, 2210, 2340, 2652, 3060, 3315, 3533, 3978, 4420, 4680, 5304, 6120, 6630, 7066, 7956, 8840, 9945, 10599, 13260, 14132, 15912, 17665, 19890, 21198, 26520, 28264, 31797, 35330, 39780, 42396, 45929, 52995, 60061, 63594, 70660, 79560, 84792, 91858, 105990, 120122, 127188, 137787, 141320, 158985, 180183, 183716, 211980, 229645, 240244, 254376, 275574, 300305, 317970, 360366, 367432, 413361, 423960, 459290, 480488, 540549, 551148, 600610, 635940, 688935, 720732, 780793, 826722, 900915, 918580, 1081098, 1102296, 1201220, 1271880, 1377870, 1441464, 1561586, 1653444, 1801830, 1837160, 2066805, 2162196, 2342379, 2402440, 2702745, 2755740, 3123172, 3306888, 3603660, 3903965, 4133610, 4324392, 4684758, 5405490, 5511480, 6246344, 7027137, 7207320, 7807930, 8267220, 9369516, 10810980, 11711895, 14054274, 15615860, 16534440, 18739032, 21621960, 23423790, 28108548, 31231720, 35135685, 46847580, 56217096, 70271370, 93695160, 140542740, 281085480]

約数ペア:

[(1, 281085480), (2, 140542740), (3, 93695160), (4, 70271370), (5, 56217096), (6, 46847580), (8, 35135685), (9, 31231720), (10, 28108548), (12, 23423790), (13, 21621960), (15, 18739032), (17, 16534440), (18, 15615860), (20, 14054274), (24, 11711895), (26, 10810980), (30, 9369516), (34, 8267220), (36, 7807930), (39, 7207320), (40, 7027137), (45, 6246344), (51, 5511480), (52, 5405490), (60, 4684758), (65, 4324392), (68, 4133610), (72, 3903965), (78, 3603660), (85, 3306888), (90, 3123172), (102, 2755740), (104, 2702745), (117, 2402440), (120, 2342379), (130, 2162196), (136, 2066805), (153, 1837160), (156, 1801830), (170, 1653444), (180, 1561586), (195, 1441464), (204, 1377870), (221, 1271880), (234, 1201220), (255, 1102296), (260, 1081098), (306, 918580), (312, 900915), (340, 826722), (360, 780793), (390, 720732), (408, 688935), (442, 635940), (468, 600610), (510, 551148), (520, 540549), (585, 480488), (612, 459290), (663, 423960), (680, 413361), (765, 367432), (780, 360366), (884, 317970), (936, 300305), (1020, 275574), (1105, 254376), (1170, 240244), (1224, 229645), (1326, 211980), (1530, 183716), (1560, 180183), (1768, 158985), (1989, 141320), (2040, 137787), (2210, 127188), (2340, 120122), (2652, 105990), (3060, 91858), (3315, 84792), (3533, 79560), (3978, 70660), (4420, 63594), (4680, 60061), (5304, 52995), (6120, 45929), (6630, 42396), (7066, 39780), (7956, 35330), (8840, 31797), (9945, 28264), (10599, 26520), (13260, 21198), (14132, 19890), (15912, 17665)]