281669940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{503}}^1$

素因数の和:599

約数の個数: 192

約数和(自身を含む): 944939520

約数和(自身を除く): 663269580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 61, 68, 85, 90, 102, 108, 122, 135, 153, 170, 180, 183, 204, 244, 255, 270, 305, 306, 340, 366, 459, 503, 510, 540, 549, 610, 612, 732, 765, 915, 918, 1006, 1020, 1037, 1098, 1220, 1509, 1530, 1647, 1830, 1836, 2012, 2074, 2196, 2295, 2515, 2745, 3018, 3060, 3111, 3294, 3660, 4148, 4527, 4590, 5030, 5185, 5490, 6036, 6222, 6588, 7545, 8235, 8551, 9054, 9180, 9333, 10060, 10370, 10980, 12444, 13581, 15090, 15555, 16470, 17102, 18108, 18666, 20740, 22635, 25653, 27162, 27999, 30180, 30683, 31110, 32940, 34204, 37332, 42755, 45270, 46665, 51306, 54324, 55998, 61366, 62220, 67905, 76959, 85510, 90540, 92049, 93330, 102612, 111996, 122732, 128265, 135810, 139995, 153415, 153918, 171020, 184098, 186660, 230877, 256530, 271620, 276147, 279990, 306830, 307836, 368196, 384795, 460245, 461754, 513060, 521611, 552294, 559980, 613660, 769590, 828441, 920490, 923508, 1043222, 1104588, 1154385, 1380735, 1539180, 1564833, 1656882, 1840980, 2086444, 2308770, 2608055, 2761470, 3129666, 3313764, 4142205, 4617540, 4694499, 5216110, 5522940, 6259332, 7824165, 8284410, 9388998, 10432220, 14083497, 15648330, 16568820, 18777996, 23472495, 28166994, 31296660, 46944990, 56333988, 70417485, 93889980, 140834970, 281669940]

約数ペア:

[(1, 281669940), (2, 140834970), (3, 93889980), (4, 70417485), (5, 56333988), (6, 46944990), (9, 31296660), (10, 28166994), (12, 23472495), (15, 18777996), (17, 16568820), (18, 15648330), (20, 14083497), (27, 10432220), (30, 9388998), (34, 8284410), (36, 7824165), (45, 6259332), (51, 5522940), (54, 5216110), (60, 4694499), (61, 4617540), (68, 4142205), (85, 3313764), (90, 3129666), (102, 2761470), (108, 2608055), (122, 2308770), (135, 2086444), (153, 1840980), (170, 1656882), (180, 1564833), (183, 1539180), (204, 1380735), (244, 1154385), (255, 1104588), (270, 1043222), (305, 923508), (306, 920490), (340, 828441), (366, 769590), (459, 613660), (503, 559980), (510, 552294), (540, 521611), (549, 513060), (610, 461754), (612, 460245), (732, 384795), (765, 368196), (915, 307836), (918, 306830), (1006, 279990), (1020, 276147), (1037, 271620), (1098, 256530), (1220, 230877), (1509, 186660), (1530, 184098), (1647, 171020), (1830, 153918), (1836, 153415), (2012, 139995), (2074, 135810), (2196, 128265), (2295, 122732), (2515, 111996), (2745, 102612), (3018, 93330), (3060, 92049), (3111, 90540), (3294, 85510), (3660, 76959), (4148, 67905), (4527, 62220), (4590, 61366), (5030, 55998), (5185, 54324), (5490, 51306), (6036, 46665), (6222, 45270), (6588, 42755), (7545, 37332), (8235, 34204), (8551, 32940), (9054, 31110), (9180, 30683), (9333, 30180), (10060, 27999), (10370, 27162), (10980, 25653), (12444, 22635), (13581, 20740), (15090, 18666), (15555, 18108), (16470, 17102)]