255763980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:326

約数の個数: 240

約数和(自身を含む): 875974176

約数和(自身を除く): 620210196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 37, 45, 51, 54, 60, 68, 74, 81, 85, 90, 102, 108, 111, 135, 148, 153, 162, 170, 180, 185, 204, 222, 251, 255, 270, 306, 324, 333, 340, 370, 405, 444, 459, 502, 510, 540, 555, 612, 629, 666, 740, 753, 765, 810, 918, 999, 1004, 1020, 1110, 1255, 1258, 1332, 1377, 1506, 1530, 1620, 1665, 1836, 1887, 1998, 2220, 2259, 2295, 2510, 2516, 2754, 2997, 3012, 3060, 3145, 3330, 3765, 3774, 3996, 4267, 4518, 4590, 4995, 5020, 5508, 5661, 5994, 6290, 6660, 6777, 6885, 7530, 7548, 8534, 9036, 9180, 9287, 9435, 9990, 11295, 11322, 11988, 12580, 12801, 13554, 13770, 14985, 15060, 16983, 17068, 18574, 18870, 19980, 20331, 21335, 22590, 22644, 25602, 27108, 27540, 27861, 28305, 29970, 33885, 33966, 37148, 37740, 38403, 40662, 42670, 45180, 46435, 50949, 51204, 55722, 56610, 59940, 64005, 67770, 67932, 76806, 81324, 83583, 84915, 85340, 92870, 101655, 101898, 111444, 113220, 115209, 128010, 135540, 139305, 153612, 157879, 167166, 169830, 185740, 192015, 203310, 203796, 230418, 250749, 254745, 256020, 278610, 315758, 334332, 339660, 345627, 384030, 406620, 417915, 460836, 473637, 501498, 509490, 557220, 576045, 631516, 691254, 752247, 768060, 789395, 835830, 947274, 1002996, 1018980, 1152090, 1253745, 1382508, 1420911, 1504494, 1578790, 1671660, 1728135, 1894548, 2304180, 2368185, 2507490, 2841822, 3008988, 3157580, 3456270, 3761235, 4262733, 4736370, 5014980, 5683644, 6912540, 7104555, 7522470, 8525466, 9472740, 12788199, 14209110, 15044940, 17050932, 21313665, 25576398, 28418220, 42627330, 51152796, 63940995, 85254660, 127881990, 255763980]

約数ペア:

[(1, 255763980), (2, 127881990), (3, 85254660), (4, 63940995), (5, 51152796), (6, 42627330), (9, 28418220), (10, 25576398), (12, 21313665), (15, 17050932), (17, 15044940), (18, 14209110), (20, 12788199), (27, 9472740), (30, 8525466), (34, 7522470), (36, 7104555), (37, 6912540), (45, 5683644), (51, 5014980), (54, 4736370), (60, 4262733), (68, 3761235), (74, 3456270), (81, 3157580), (85, 3008988), (90, 2841822), (102, 2507490), (108, 2368185), (111, 2304180), (135, 1894548), (148, 1728135), (153, 1671660), (162, 1578790), (170, 1504494), (180, 1420911), (185, 1382508), (204, 1253745), (222, 1152090), (251, 1018980), (255, 1002996), (270, 947274), (306, 835830), (324, 789395), (333, 768060), (340, 752247), (370, 691254), (405, 631516), (444, 576045), (459, 557220), (502, 509490), (510, 501498), (540, 473637), (555, 460836), (612, 417915), (629, 406620), (666, 384030), (740, 345627), (753, 339660), (765, 334332), (810, 315758), (918, 278610), (999, 256020), (1004, 254745), (1020, 250749), (1110, 230418), (1255, 203796), (1258, 203310), (1332, 192015), (1377, 185740), (1506, 169830), (1530, 167166), (1620, 157879), (1665, 153612), (1836, 139305), (1887, 135540), (1998, 128010), (2220, 115209), (2259, 113220), (2295, 111444), (2510, 101898), (2516, 101655), (2754, 92870), (2997, 85340), (3012, 84915), (3060, 83583), (3145, 81324), (3330, 76806), (3765, 67932), (3774, 67770), (3996, 64005), (4267, 59940), (4518, 56610), (4590, 55722), (4995, 51204), (5020, 50949), (5508, 46435), (5661, 45180), (5994, 42670), (6290, 40662), (6660, 38403), (6777, 37740), (6885, 37148), (7530, 33966), (7548, 33885), (8534, 29970), (9036, 28305), (9180, 27861), (9287, 27540), (9435, 27108), (9990, 25602), (11295, 22644), (11322, 22590), (11988, 21335), (12580, 20331), (12801, 19980), (13554, 18870), (13770, 18574), (14985, 17068), (15060, 16983)]