680725920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10663}}^1$

素因数の和:10707

約数の個数: 192

約数和(自身を含む): 2579834880

約数和(自身を除く): 1899108960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 133, 140, 152, 160, 168, 190, 210, 224, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 480, 532, 560, 570, 608, 665, 672, 760, 798, 840, 912, 1064, 1120, 1140, 1330, 1520, 1596, 1680, 1824, 1995, 2128, 2280, 2660, 3040, 3192, 3360, 3990, 4256, 4560, 5320, 6384, 7980, 9120, 10640, 10663, 12768, 15960, 21280, 21326, 31920, 31989, 42652, 53315, 63840, 63978, 74641, 85304, 106630, 127956, 149282, 159945, 170608, 202597, 213260, 223923, 255912, 298564, 319890, 341216, 373205, 405194, 426520, 447846, 511824, 597128, 607791, 639780, 746410, 810388, 853040, 895692, 1012985, 1023648, 1119615, 1194256, 1215582, 1279560, 1418179, 1492820, 1620776, 1706080, 1791384, 2025970, 2239230, 2388512, 2431164, 2559120, 2836358, 2985640, 3038955, 3241552, 3582768, 4051940, 4254537, 4478460, 4862328, 5118240, 5672716, 5971280, 6077910, 6483104, 7090895, 7165536, 8103880, 8509074, 8956920, 9724656, 11345432, 11942560, 12155820, 14181790, 16207760, 17018148, 17913840, 19449312, 21272685, 22690864, 24311640, 28363580, 32415520, 34036296, 35827680, 42545370, 45381728, 48623280, 56727160, 68072592, 85090740, 97246560, 113454320, 136145184, 170181480, 226908640, 340362960, 680725920]

約数ペア:

[(1, 680725920), (2, 340362960), (3, 226908640), (4, 170181480), (5, 136145184), (6, 113454320), (7, 97246560), (8, 85090740), (10, 68072592), (12, 56727160), (14, 48623280), (15, 45381728), (16, 42545370), (19, 35827680), (20, 34036296), (21, 32415520), (24, 28363580), (28, 24311640), (30, 22690864), (32, 21272685), (35, 19449312), (38, 17913840), (40, 17018148), (42, 16207760), (48, 14181790), (56, 12155820), (57, 11942560), (60, 11345432), (70, 9724656), (76, 8956920), (80, 8509074), (84, 8103880), (95, 7165536), (96, 7090895), (105, 6483104), (112, 6077910), (114, 5971280), (120, 5672716), (133, 5118240), (140, 4862328), (152, 4478460), (160, 4254537), (168, 4051940), (190, 3582768), (210, 3241552), (224, 3038955), (228, 2985640), (240, 2836358), (266, 2559120), (280, 2431164), (285, 2388512), (304, 2239230), (336, 2025970), (380, 1791384), (399, 1706080), (420, 1620776), (456, 1492820), (480, 1418179), (532, 1279560), (560, 1215582), (570, 1194256), (608, 1119615), (665, 1023648), (672, 1012985), (760, 895692), (798, 853040), (840, 810388), (912, 746410), (1064, 639780), (1120, 607791), (1140, 597128), (1330, 511824), (1520, 447846), (1596, 426520), (1680, 405194), (1824, 373205), (1995, 341216), (2128, 319890), (2280, 298564), (2660, 255912), (3040, 223923), (3192, 213260), (3360, 202597), (3990, 170608), (4256, 159945), (4560, 149282), (5320, 127956), (6384, 106630), (7980, 85304), (9120, 74641), (10640, 63978), (10663, 63840), (12768, 53315), (15960, 42652), (21280, 31989), (21326, 31920)]