215312040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2731}}^1$

素因数の和:2824

約数の個数: 128

約数和(自身を含む): 727804800

約数和(自身を除く): 512492760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 73, 90, 108, 120, 135, 146, 180, 216, 219, 270, 292, 360, 365, 438, 540, 584, 657, 730, 876, 1080, 1095, 1314, 1460, 1752, 1971, 2190, 2628, 2731, 2920, 3285, 3942, 4380, 5256, 5462, 6570, 7884, 8193, 8760, 9855, 10924, 13140, 13655, 15768, 16386, 19710, 21848, 24579, 26280, 27310, 32772, 39420, 40965, 49158, 54620, 65544, 73737, 78840, 81930, 98316, 109240, 122895, 147474, 163860, 196632, 199363, 245790, 294948, 327720, 368685, 398726, 491580, 589896, 598089, 737370, 797452, 983160, 996815, 1196178, 1474740, 1594904, 1794267, 1993630, 2392356, 2949480, 2990445, 3588534, 3987260, 4784712, 5382801, 5980890, 7177068, 7974520, 8971335, 10765602, 11961780, 14354136, 17942670, 21531204, 23923560, 26914005, 35885340, 43062408, 53828010, 71770680, 107656020, 215312040]

約数ペア:

[(1, 215312040), (2, 107656020), (3, 71770680), (4, 53828010), (5, 43062408), (6, 35885340), (8, 26914005), (9, 23923560), (10, 21531204), (12, 17942670), (15, 14354136), (18, 11961780), (20, 10765602), (24, 8971335), (27, 7974520), (30, 7177068), (36, 5980890), (40, 5382801), (45, 4784712), (54, 3987260), (60, 3588534), (72, 2990445), (73, 2949480), (90, 2392356), (108, 1993630), (120, 1794267), (135, 1594904), (146, 1474740), (180, 1196178), (216, 996815), (219, 983160), (270, 797452), (292, 737370), (360, 598089), (365, 589896), (438, 491580), (540, 398726), (584, 368685), (657, 327720), (730, 294948), (876, 245790), (1080, 199363), (1095, 196632), (1314, 163860), (1460, 147474), (1752, 122895), (1971, 109240), (2190, 98316), (2628, 81930), (2731, 78840), (2920, 73737), (3285, 65544), (3942, 54620), (4380, 49158), (5256, 40965), (5462, 39420), (6570, 32772), (7884, 27310), (8193, 26280), (8760, 24579), (9855, 21848), (10924, 19710), (13140, 16386), (13655, 15768)]