21908324520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{2371}}^1\times {\mathrm{25667}}^1$

素因数の和:28055

約数の個数: 96

約数和(自身を含む): 71234860320

約数和(自身を除く): 49326535800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 2371, 4742, 7113, 9484, 11855, 14226, 18968, 21339, 23710, 25667, 28452, 35565, 42678, 47420, 51334, 56904, 71130, 77001, 85356, 94840, 102668, 106695, 128335, 142260, 154002, 170712, 205336, 213390, 231003, 256670, 284520, 308004, 385005, 426780, 462006, 513340, 616008, 770010, 853560, 924012, 1026680, 1155015, 1540020, 1848024, 2310030, 3080040, 4620060, 9240120, 60856457, 121712914, 182569371, 243425828, 304282285, 365138742, 486851656, 547708113, 608564570, 730277484, 912846855, 1095416226, 1217129140, 1460554968, 1825693710, 2190832452, 2434258280, 2738540565, 3651387420, 4381664904, 5477081130, 7302774840, 10954162260, 21908324520]

約数ペア:

[(1, 21908324520), (2, 10954162260), (3, 7302774840), (4, 5477081130), (5, 4381664904), (6, 3651387420), (8, 2738540565), (9, 2434258280), (10, 2190832452), (12, 1825693710), (15, 1460554968), (18, 1217129140), (20, 1095416226), (24, 912846855), (30, 730277484), (36, 608564570), (40, 547708113), (45, 486851656), (60, 365138742), (72, 304282285), (90, 243425828), (120, 182569371), (180, 121712914), (360, 60856457), (2371, 9240120), (4742, 4620060), (7113, 3080040), (9484, 2310030), (11855, 1848024), (14226, 1540020), (18968, 1155015), (21339, 1026680), (23710, 924012), (25667, 853560), (28452, 770010), (35565, 616008), (42678, 513340), (47420, 462006), (51334, 426780), (56904, 385005), (71130, 308004), (77001, 284520), (85356, 256670), (94840, 231003), (102668, 213390), (106695, 205336), (128335, 170712), (142260, 154002)]