203972970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{17389}}^1$

素因数の和:17439

約数の個数: 64

約数和(自身を含む): 540898560

約数和(自身を除く): 336925590

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 85, 102, 115, 138, 170, 230, 255, 345, 391, 510, 690, 782, 1173, 1955, 2346, 3910, 5865, 11730, 17389, 34778, 52167, 86945, 104334, 173890, 260835, 295613, 399947, 521670, 591226, 799894, 886839, 1199841, 1478065, 1773678, 1999735, 2399682, 2956130, 3999470, 4434195, 5999205, 6799099, 8868390, 11998410, 13598198, 20397297, 33995495, 40794594, 67990990, 101986485, 203972970]

約数ペア:

[(1, 203972970), (2, 101986485), (3, 67990990), (5, 40794594), (6, 33995495), (10, 20397297), (15, 13598198), (17, 11998410), (23, 8868390), (30, 6799099), (34, 5999205), (46, 4434195), (51, 3999470), (69, 2956130), (85, 2399682), (102, 1999735), (115, 1773678), (138, 1478065), (170, 1199841), (230, 886839), (255, 799894), (345, 591226), (391, 521670), (510, 399947), (690, 295613), (782, 260835), (1173, 173890), (1955, 104334), (2346, 86945), (3910, 52167), (5865, 34778), (11730, 17389)]