238325520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:461

約数の個数: 160

約数和(自身を含む): 772521984

約数和(自身を除く): 534196464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 103, 120, 124, 155, 186, 206, 240, 248, 309, 310, 311, 372, 412, 465, 496, 515, 618, 620, 622, 744, 824, 930, 933, 1030, 1236, 1240, 1244, 1488, 1545, 1555, 1648, 1860, 1866, 2060, 2472, 2480, 2488, 3090, 3110, 3193, 3720, 3732, 4120, 4665, 4944, 4976, 6180, 6220, 6386, 7440, 7464, 8240, 9330, 9579, 9641, 12360, 12440, 12772, 14928, 15965, 18660, 19158, 19282, 24720, 24880, 25544, 28923, 31930, 32033, 37320, 38316, 38564, 47895, 48205, 51088, 57846, 63860, 64066, 74640, 76632, 77128, 95790, 96099, 96410, 115692, 127720, 128132, 144615, 153264, 154256, 160165, 191580, 192198, 192820, 231384, 255440, 256264, 289230, 320330, 383160, 384396, 385640, 462768, 480495, 512528, 578460, 640660, 766320, 768792, 771280, 960990, 993023, 1156920, 1281320, 1537584, 1921980, 1986046, 2313840, 2562640, 2979069, 3843960, 3972092, 4965115, 5958138, 7687920, 7944184, 9930230, 11916276, 14895345, 15888368, 19860460, 23832552, 29790690, 39720920, 47665104, 59581380, 79441840, 119162760, 238325520]

約数ペア:

[(1, 238325520), (2, 119162760), (3, 79441840), (4, 59581380), (5, 47665104), (6, 39720920), (8, 29790690), (10, 23832552), (12, 19860460), (15, 15888368), (16, 14895345), (20, 11916276), (24, 9930230), (30, 7944184), (31, 7687920), (40, 5958138), (48, 4965115), (60, 3972092), (62, 3843960), (80, 2979069), (93, 2562640), (103, 2313840), (120, 1986046), (124, 1921980), (155, 1537584), (186, 1281320), (206, 1156920), (240, 993023), (248, 960990), (309, 771280), (310, 768792), (311, 766320), (372, 640660), (412, 578460), (465, 512528), (496, 480495), (515, 462768), (618, 385640), (620, 384396), (622, 383160), (744, 320330), (824, 289230), (930, 256264), (933, 255440), (1030, 231384), (1236, 192820), (1240, 192198), (1244, 191580), (1488, 160165), (1545, 154256), (1555, 153264), (1648, 144615), (1860, 128132), (1866, 127720), (2060, 115692), (2472, 96410), (2480, 96099), (2488, 95790), (3090, 77128), (3110, 76632), (3193, 74640), (3720, 64066), (3732, 63860), (4120, 57846), (4665, 51088), (4944, 48205), (4976, 47895), (6180, 38564), (6220, 38316), (6386, 37320), (7440, 32033), (7464, 31930), (8240, 28923), (9330, 25544), (9579, 24880), (9641, 24720), (12360, 19282), (12440, 19158), (12772, 18660), (14928, 15965)]