72577340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 177811200

約数和(自身を除く): 105233860

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 97, 110, 179, 190, 194, 209, 220, 358, 380, 388, 418, 485, 716, 836, 895, 970, 1045, 1067, 1790, 1843, 1940, 1969, 2090, 2134, 3401, 3580, 3686, 3938, 4180, 4268, 5335, 6802, 7372, 7876, 9215, 9845, 10670, 13604, 17005, 17363, 18430, 19690, 20273, 21340, 34010, 34726, 36860, 37411, 39380, 40546, 68020, 69452, 74822, 81092, 86815, 101365, 149644, 173630, 187055, 190993, 202730, 329897, 347260, 374110, 381986, 405460, 659794, 748220, 763972, 954965, 1319588, 1649485, 1909930, 3298970, 3628867, 3819860, 6597940, 7257734, 14515468, 18144335, 36288670, 72577340]

約数ペア:

[(1, 72577340), (2, 36288670), (4, 18144335), (5, 14515468), (10, 7257734), (11, 6597940), (19, 3819860), (20, 3628867), (22, 3298970), (38, 1909930), (44, 1649485), (55, 1319588), (76, 954965), (95, 763972), (97, 748220), (110, 659794), (179, 405460), (190, 381986), (194, 374110), (209, 347260), (220, 329897), (358, 202730), (380, 190993), (388, 187055), (418, 173630), (485, 149644), (716, 101365), (836, 86815), (895, 81092), (970, 74822), (1045, 69452), (1067, 68020), (1790, 40546), (1843, 39380), (1940, 37411), (1969, 36860), (2090, 34726), (2134, 34010), (3401, 21340), (3580, 20273), (3686, 19690), (3938, 18430), (4180, 17363), (4268, 17005), (5335, 13604), (6802, 10670), (7372, 9845), (7876, 9215)]