253540320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1549}}^1$

素因数の和:1609

約数の個数: 192

約数和(自身を含む): 899942400

約数和(自身を除く): 646402080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 96, 110, 120, 124, 132, 155, 160, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 352, 372, 440, 465, 480, 496, 528, 620, 660, 682, 744, 880, 930, 992, 1023, 1056, 1240, 1320, 1364, 1488, 1549, 1705, 1760, 1860, 2046, 2480, 2640, 2728, 2976, 3098, 3410, 3720, 4092, 4647, 4960, 5115, 5280, 5456, 6196, 6820, 7440, 7745, 8184, 9294, 10230, 10912, 12392, 13640, 14880, 15490, 16368, 17039, 18588, 20460, 23235, 24784, 27280, 30980, 32736, 34078, 37176, 40920, 46470, 48019, 49568, 51117, 54560, 61960, 68156, 74352, 81840, 85195, 92940, 96038, 102234, 123920, 136312, 144057, 148704, 163680, 170390, 185880, 192076, 204468, 240095, 247840, 255585, 272624, 288114, 340780, 371760, 384152, 408936, 480190, 511170, 528209, 545248, 576228, 681560, 720285, 743520, 768304, 817872, 960380, 1022340, 1056418, 1152456, 1363120, 1440570, 1536608, 1584627, 1635744, 1920760, 2044680, 2112836, 2304912, 2641045, 2726240, 2881140, 3169254, 3841520, 4089360, 4225672, 4609824, 5282090, 5762280, 6338508, 7683040, 7923135, 8178720, 8451344, 10564180, 11524560, 12677016, 15846270, 16902688, 21128360, 23049120, 25354032, 31692540, 42256720, 50708064, 63385080, 84513440, 126770160, 253540320]

約数ペア:

[(1, 253540320), (2, 126770160), (3, 84513440), (4, 63385080), (5, 50708064), (6, 42256720), (8, 31692540), (10, 25354032), (11, 23049120), (12, 21128360), (15, 16902688), (16, 15846270), (20, 12677016), (22, 11524560), (24, 10564180), (30, 8451344), (31, 8178720), (32, 7923135), (33, 7683040), (40, 6338508), (44, 5762280), (48, 5282090), (55, 4609824), (60, 4225672), (62, 4089360), (66, 3841520), (80, 3169254), (88, 2881140), (93, 2726240), (96, 2641045), (110, 2304912), (120, 2112836), (124, 2044680), (132, 1920760), (155, 1635744), (160, 1584627), (165, 1536608), (176, 1440570), (186, 1363120), (220, 1152456), (240, 1056418), (248, 1022340), (264, 960380), (310, 817872), (330, 768304), (341, 743520), (352, 720285), (372, 681560), (440, 576228), (465, 545248), (480, 528209), (496, 511170), (528, 480190), (620, 408936), (660, 384152), (682, 371760), (744, 340780), (880, 288114), (930, 272624), (992, 255585), (1023, 247840), (1056, 240095), (1240, 204468), (1320, 192076), (1364, 185880), (1488, 170390), (1549, 163680), (1705, 148704), (1760, 144057), (1860, 136312), (2046, 123920), (2480, 102234), (2640, 96038), (2728, 92940), (2976, 85195), (3098, 81840), (3410, 74352), (3720, 68156), (4092, 61960), (4647, 54560), (4960, 51117), (5115, 49568), (5280, 48019), (5456, 46470), (6196, 40920), (6820, 37176), (7440, 34078), (7745, 32736), (8184, 30980), (9294, 27280), (10230, 24784), (10912, 23235), (12392, 20460), (13640, 18588), (14880, 17039), (15490, 16368)]