154431480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1171}}^1$

素因数の和:1349

約数の個数: 128

約数和(自身を含む): 533306880

約数和(自身を除く): 378875400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 157, 168, 210, 280, 314, 420, 471, 628, 785, 840, 942, 1099, 1171, 1256, 1570, 1884, 2198, 2342, 2355, 3140, 3297, 3513, 3768, 4396, 4684, 4710, 5495, 5855, 6280, 6594, 7026, 8197, 8792, 9368, 9420, 10990, 11710, 13188, 14052, 16394, 16485, 17565, 18840, 21980, 23420, 24591, 26376, 28104, 32788, 32970, 35130, 40985, 43960, 46840, 49182, 65576, 65940, 70260, 81970, 98364, 122955, 131880, 140520, 163940, 183847, 196728, 245910, 327880, 367694, 491820, 551541, 735388, 919235, 983640, 1103082, 1286929, 1470776, 1838470, 2206164, 2573858, 2757705, 3676940, 3860787, 4412328, 5147716, 5515410, 6434645, 7353880, 7721574, 10295432, 11030820, 12869290, 15443148, 19303935, 22061640, 25738580, 30886296, 38607870, 51477160, 77215740, 154431480]

約数ペア:

[(1, 154431480), (2, 77215740), (3, 51477160), (4, 38607870), (5, 30886296), (6, 25738580), (7, 22061640), (8, 19303935), (10, 15443148), (12, 12869290), (14, 11030820), (15, 10295432), (20, 7721574), (21, 7353880), (24, 6434645), (28, 5515410), (30, 5147716), (35, 4412328), (40, 3860787), (42, 3676940), (56, 2757705), (60, 2573858), (70, 2206164), (84, 1838470), (105, 1470776), (120, 1286929), (140, 1103082), (157, 983640), (168, 919235), (210, 735388), (280, 551541), (314, 491820), (420, 367694), (471, 327880), (628, 245910), (785, 196728), (840, 183847), (942, 163940), (1099, 140520), (1171, 131880), (1256, 122955), (1570, 98364), (1884, 81970), (2198, 70260), (2342, 65940), (2355, 65576), (3140, 49182), (3297, 46840), (3513, 43960), (3768, 40985), (4396, 35130), (4684, 32970), (4710, 32788), (5495, 28104), (5855, 26376), (6280, 24591), (6594, 23420), (7026, 21980), (8197, 18840), (8792, 17565), (9368, 16485), (9420, 16394), (10990, 14052), (11710, 13188)]