195980820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{599}}^1$

素因数の和:678

約数の個数: 192

約数和(自身を含む): 677376000

約数和(自身を除く): 481395180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 41, 42, 57, 60, 70, 76, 82, 84, 95, 105, 114, 123, 133, 140, 164, 190, 205, 210, 228, 246, 266, 285, 287, 380, 399, 410, 420, 492, 532, 570, 574, 599, 615, 665, 779, 798, 820, 861, 1140, 1148, 1198, 1230, 1330, 1435, 1558, 1596, 1722, 1797, 1995, 2337, 2396, 2460, 2660, 2870, 2995, 3116, 3444, 3594, 3895, 3990, 4193, 4305, 4674, 5453, 5740, 5990, 7188, 7790, 7980, 8386, 8610, 8985, 9348, 10906, 11381, 11685, 11980, 12579, 15580, 16359, 16772, 17220, 17970, 20965, 21812, 22762, 23370, 24559, 25158, 27265, 32718, 34143, 35940, 41930, 45524, 46740, 49118, 50316, 54530, 56905, 62895, 65436, 68286, 73677, 79667, 81795, 83860, 98236, 109060, 113810, 122795, 125790, 136572, 147354, 159334, 163590, 170715, 171913, 227620, 239001, 245590, 251580, 294708, 318668, 327180, 341430, 343826, 368385, 398335, 466621, 478002, 491180, 515739, 682860, 687652, 736770, 796670, 859565, 933242, 956004, 1031478, 1195005, 1399863, 1473540, 1593340, 1719130, 1866484, 2062956, 2333105, 2390010, 2578695, 2799726, 3266347, 3438260, 4666210, 4780020, 5157390, 5599452, 6532694, 6999315, 9332420, 9799041, 10314780, 13065388, 13998630, 16331735, 19598082, 27997260, 32663470, 39196164, 48995205, 65326940, 97990410, 195980820]

約数ペア:

[(1, 195980820), (2, 97990410), (3, 65326940), (4, 48995205), (5, 39196164), (6, 32663470), (7, 27997260), (10, 19598082), (12, 16331735), (14, 13998630), (15, 13065388), (19, 10314780), (20, 9799041), (21, 9332420), (28, 6999315), (30, 6532694), (35, 5599452), (38, 5157390), (41, 4780020), (42, 4666210), (57, 3438260), (60, 3266347), (70, 2799726), (76, 2578695), (82, 2390010), (84, 2333105), (95, 2062956), (105, 1866484), (114, 1719130), (123, 1593340), (133, 1473540), (140, 1399863), (164, 1195005), (190, 1031478), (205, 956004), (210, 933242), (228, 859565), (246, 796670), (266, 736770), (285, 687652), (287, 682860), (380, 515739), (399, 491180), (410, 478002), (420, 466621), (492, 398335), (532, 368385), (570, 343826), (574, 341430), (599, 327180), (615, 318668), (665, 294708), (779, 251580), (798, 245590), (820, 239001), (861, 227620), (1140, 171913), (1148, 170715), (1198, 163590), (1230, 159334), (1330, 147354), (1435, 136572), (1558, 125790), (1596, 122795), (1722, 113810), (1797, 109060), (1995, 98236), (2337, 83860), (2396, 81795), (2460, 79667), (2660, 73677), (2870, 68286), (2995, 65436), (3116, 62895), (3444, 56905), (3594, 54530), (3895, 50316), (3990, 49118), (4193, 46740), (4305, 45524), (4674, 41930), (5453, 35940), (5740, 34143), (5990, 32718), (7188, 27265), (7790, 25158), (7980, 24559), (8386, 23370), (8610, 22762), (8985, 21812), (9348, 20965), (10906, 17970), (11381, 17220), (11685, 16772), (11980, 16359), (12579, 15580)]