438948840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:704

約数の個数: 256

約数和(自身を含む): 1572618240

約数和(自身を除く): 1133669400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 31, 33, 34, 40, 44, 51, 55, 60, 62, 66, 68, 85, 88, 93, 102, 110, 120, 124, 132, 136, 155, 165, 170, 186, 187, 204, 220, 248, 255, 264, 310, 330, 340, 341, 372, 374, 408, 440, 465, 510, 527, 561, 620, 631, 660, 680, 682, 744, 748, 930, 935, 1020, 1023, 1054, 1122, 1240, 1262, 1320, 1364, 1496, 1581, 1705, 1860, 1870, 1893, 2040, 2046, 2108, 2244, 2524, 2635, 2728, 2805, 3155, 3162, 3410, 3720, 3740, 3786, 4092, 4216, 4488, 5048, 5115, 5270, 5610, 5797, 6310, 6324, 6820, 6941, 7480, 7572, 7905, 8184, 9465, 10230, 10540, 10727, 11220, 11594, 12620, 12648, 13640, 13882, 15144, 15810, 17391, 18930, 19561, 20460, 20823, 21080, 21454, 22440, 23188, 25240, 27764, 28985, 31620, 32181, 34705, 34782, 37860, 39122, 40920, 41646, 42908, 46376, 53635, 55528, 57970, 58683, 63240, 64362, 69410, 69564, 75720, 78244, 83292, 85816, 86955, 97805, 104115, 107270, 115940, 117366, 117997, 128724, 138820, 139128, 156488, 160905, 166584, 173910, 195610, 208230, 214540, 215171, 231880, 234732, 235994, 257448, 277640, 293415, 321810, 332537, 347820, 353991, 391220, 416460, 429080, 430342, 469464, 471988, 586830, 589985, 643620, 645513, 665074, 695640, 707982, 782440, 832920, 860684, 943976, 997611, 1075855, 1173660, 1179970, 1287240, 1291026, 1330148, 1415964, 1662685, 1721368, 1769955, 1995222, 2151710, 2347320, 2359940, 2582052, 2660296, 2831928, 3227565, 3325370, 3539910, 3657907, 3990444, 4303420, 4719880, 4988055, 5164104, 6455130, 6650740, 7079820, 7315814, 7980888, 8606840, 9976110, 10973721, 12910260, 13301480, 14159640, 14631628, 18289535, 19952220, 21947442, 25820520, 29263256, 36579070, 39904440, 43894884, 54868605, 73158140, 87789768, 109737210, 146316280, 219474420, 438948840]

約数ペア:

[(1, 438948840), (2, 219474420), (3, 146316280), (4, 109737210), (5, 87789768), (6, 73158140), (8, 54868605), (10, 43894884), (11, 39904440), (12, 36579070), (15, 29263256), (17, 25820520), (20, 21947442), (22, 19952220), (24, 18289535), (30, 14631628), (31, 14159640), (33, 13301480), (34, 12910260), (40, 10973721), (44, 9976110), (51, 8606840), (55, 7980888), (60, 7315814), (62, 7079820), (66, 6650740), (68, 6455130), (85, 5164104), (88, 4988055), (93, 4719880), (102, 4303420), (110, 3990444), (120, 3657907), (124, 3539910), (132, 3325370), (136, 3227565), (155, 2831928), (165, 2660296), (170, 2582052), (186, 2359940), (187, 2347320), (204, 2151710), (220, 1995222), (248, 1769955), (255, 1721368), (264, 1662685), (310, 1415964), (330, 1330148), (340, 1291026), (341, 1287240), (372, 1179970), (374, 1173660), (408, 1075855), (440, 997611), (465, 943976), (510, 860684), (527, 832920), (561, 782440), (620, 707982), (631, 695640), (660, 665074), (680, 645513), (682, 643620), (744, 589985), (748, 586830), (930, 471988), (935, 469464), (1020, 430342), (1023, 429080), (1054, 416460), (1122, 391220), (1240, 353991), (1262, 347820), (1320, 332537), (1364, 321810), (1496, 293415), (1581, 277640), (1705, 257448), (1860, 235994), (1870, 234732), (1893, 231880), (2040, 215171), (2046, 214540), (2108, 208230), (2244, 195610), (2524, 173910), (2635, 166584), (2728, 160905), (2805, 156488), (3155, 139128), (3162, 138820), (3410, 128724), (3720, 117997), (3740, 117366), (3786, 115940), (4092, 107270), (4216, 104115), (4488, 97805), (5048, 86955), (5115, 85816), (5270, 83292), (5610, 78244), (5797, 75720), (6310, 69564), (6324, 69410), (6820, 64362), (6941, 63240), (7480, 58683), (7572, 57970), (7905, 55528), (8184, 53635), (9465, 46376), (10230, 42908), (10540, 41646), (10727, 40920), (11220, 39122), (11594, 37860), (12620, 34782), (12648, 34705), (13640, 32181), (13882, 31620), (15144, 28985), (15810, 27764), (17391, 25240), (18930, 23188), (19561, 22440), (20460, 21454), (20823, 21080)]