455561820

素因数分解:

$2^2\times 3^5\times 5^1\times 7^2\times {\mathrm{1913}}^1$

素因数の和:1951

約数の個数: 216

約数和(自身を含む): 1667890224

約数和(自身を除く): 1212328404

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 243, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 486, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 972, 980, 1134, 1215, 1260, 1323, 1470, 1620, 1701, 1764, 1890, 1913, 2205, 2268, 2430, 2646, 2835, 2940, 3402, 3780, 3826, 3969, 4410, 4860, 5292, 5670, 5739, 6615, 6804, 7652, 7938, 8505, 8820, 9565, 11340, 11478, 11907, 13230, 13391, 15876, 17010, 17217, 19130, 19845, 22956, 23814, 26460, 26782, 28695, 34020, 34434, 38260, 39690, 40173, 47628, 51651, 53564, 57390, 59535, 66955, 68868, 79380, 80346, 86085, 93737, 103302, 114780, 119070, 120519, 133910, 154953, 160692, 172170, 187474, 200865, 206604, 238140, 241038, 258255, 267820, 281211, 309906, 344340, 361557, 374948, 401730, 464859, 468685, 482076, 516510, 562422, 602595, 619812, 723114, 774765, 803460, 843633, 929718, 937370, 1033020, 1084671, 1124844, 1205190, 1406055, 1446228, 1549530, 1687266, 1807785, 1859436, 1874740, 2169342, 2324295, 2410380, 2530899, 2812110, 3099060, 3254013, 3374532, 3615570, 4218165, 4338684, 4648590, 5061798, 5423355, 5624220, 6508026, 7231140, 7592697, 8436330, 9297180, 10123596, 10846710, 12654495, 13016052, 15185394, 16270065, 16872660, 21693420, 22778091, 25308990, 30370788, 32540130, 37963485, 45556182, 50617980, 65080260, 75926970, 91112364, 113890455, 151853940, 227780910, 455561820]

約数ペア:

[(1, 455561820), (2, 227780910), (3, 151853940), (4, 113890455), (5, 91112364), (6, 75926970), (7, 65080260), (9, 50617980), (10, 45556182), (12, 37963485), (14, 32540130), (15, 30370788), (18, 25308990), (20, 22778091), (21, 21693420), (27, 16872660), (28, 16270065), (30, 15185394), (35, 13016052), (36, 12654495), (42, 10846710), (45, 10123596), (49, 9297180), (54, 8436330), (60, 7592697), (63, 7231140), (70, 6508026), (81, 5624220), (84, 5423355), (90, 5061798), (98, 4648590), (105, 4338684), (108, 4218165), (126, 3615570), (135, 3374532), (140, 3254013), (147, 3099060), (162, 2812110), (180, 2530899), (189, 2410380), (196, 2324295), (210, 2169342), (243, 1874740), (245, 1859436), (252, 1807785), (270, 1687266), (294, 1549530), (315, 1446228), (324, 1406055), (378, 1205190), (405, 1124844), (420, 1084671), (441, 1033020), (486, 937370), (490, 929718), (540, 843633), (567, 803460), (588, 774765), (630, 723114), (735, 619812), (756, 602595), (810, 562422), (882, 516510), (945, 482076), (972, 468685), (980, 464859), (1134, 401730), (1215, 374948), (1260, 361557), (1323, 344340), (1470, 309906), (1620, 281211), (1701, 267820), (1764, 258255), (1890, 241038), (1913, 238140), (2205, 206604), (2268, 200865), (2430, 187474), (2646, 172170), (2835, 160692), (2940, 154953), (3402, 133910), (3780, 120519), (3826, 119070), (3969, 114780), (4410, 103302), (4860, 93737), (5292, 86085), (5670, 80346), (5739, 79380), (6615, 68868), (6804, 66955), (7652, 59535), (7938, 57390), (8505, 53564), (8820, 51651), (9565, 47628), (11340, 40173), (11478, 39690), (11907, 38260), (13230, 34434), (13391, 34020), (15876, 28695), (17010, 26782), (17217, 26460), (19130, 23814), (19845, 22956)]