72451920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:293

約数の個数: 160

約数和(自身を含む): 237484800

約数和(自身を除く): 165032880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 41, 48, 60, 74, 80, 82, 111, 120, 123, 148, 164, 185, 199, 205, 222, 240, 246, 296, 328, 370, 398, 410, 444, 492, 555, 592, 597, 615, 656, 740, 796, 820, 888, 984, 995, 1110, 1194, 1230, 1480, 1517, 1592, 1640, 1776, 1968, 1990, 2220, 2388, 2460, 2960, 2985, 3034, 3184, 3280, 3980, 4440, 4551, 4776, 4920, 5970, 6068, 7363, 7585, 7960, 8159, 8880, 9102, 9552, 9840, 11940, 12136, 14726, 15170, 15920, 16318, 18204, 22089, 22755, 23880, 24272, 24477, 29452, 30340, 32636, 36408, 36815, 40795, 44178, 45510, 47760, 48954, 58904, 60680, 65272, 72816, 73630, 81590, 88356, 91020, 97908, 110445, 117808, 121360, 122385, 130544, 147260, 163180, 176712, 182040, 195816, 220890, 244770, 294520, 301883, 326360, 353424, 364080, 391632, 441780, 489540, 589040, 603766, 652720, 883560, 905649, 979080, 1207532, 1509415, 1767120, 1811298, 1958160, 2415064, 3018830, 3622596, 4528245, 4830128, 6037660, 7245192, 9056490, 12075320, 14490384, 18112980, 24150640, 36225960, 72451920]

約数ペア:

[(1, 72451920), (2, 36225960), (3, 24150640), (4, 18112980), (5, 14490384), (6, 12075320), (8, 9056490), (10, 7245192), (12, 6037660), (15, 4830128), (16, 4528245), (20, 3622596), (24, 3018830), (30, 2415064), (37, 1958160), (40, 1811298), (41, 1767120), (48, 1509415), (60, 1207532), (74, 979080), (80, 905649), (82, 883560), (111, 652720), (120, 603766), (123, 589040), (148, 489540), (164, 441780), (185, 391632), (199, 364080), (205, 353424), (222, 326360), (240, 301883), (246, 294520), (296, 244770), (328, 220890), (370, 195816), (398, 182040), (410, 176712), (444, 163180), (492, 147260), (555, 130544), (592, 122385), (597, 121360), (615, 117808), (656, 110445), (740, 97908), (796, 91020), (820, 88356), (888, 81590), (984, 73630), (995, 72816), (1110, 65272), (1194, 60680), (1230, 58904), (1480, 48954), (1517, 47760), (1592, 45510), (1640, 44178), (1776, 40795), (1968, 36815), (1990, 36408), (2220, 32636), (2388, 30340), (2460, 29452), (2960, 24477), (2985, 24272), (3034, 23880), (3184, 22755), (3280, 22089), (3980, 18204), (4440, 16318), (4551, 15920), (4776, 15170), (4920, 14726), (5970, 12136), (6068, 11940), (7363, 9840), (7585, 9552), (7960, 9102), (8159, 8880)]