726240040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:539

約数の個数: 128

約数和(自身を含む): 1805328000

約数和(自身を除く): 1079087960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 83, 95, 116, 145, 152, 166, 190, 232, 290, 332, 380, 397, 415, 551, 580, 664, 760, 794, 830, 1102, 1160, 1577, 1588, 1660, 1985, 2204, 2407, 2755, 3154, 3176, 3320, 3970, 4408, 4814, 5510, 6308, 7543, 7885, 7940, 9628, 11020, 11513, 12035, 12616, 15086, 15770, 15880, 19256, 22040, 23026, 24070, 30172, 31540, 32951, 37715, 45733, 46052, 48140, 57565, 60344, 63080, 65902, 75430, 91466, 92104, 96280, 115130, 131804, 150860, 164755, 182932, 218747, 228665, 230260, 263608, 301720, 329510, 365864, 437494, 457330, 460520, 626069, 659020, 874988, 914660, 955579, 1093735, 1252138, 1318040, 1749976, 1829320, 1911158, 2187470, 2504276, 3130345, 3822316, 4374940, 4777895, 5008552, 6260690, 7644632, 8749880, 9555790, 12521380, 18156001, 19111580, 25042760, 36312002, 38223160, 72624004, 90780005, 145248008, 181560010, 363120020, 726240040]

約数ペア:

[(1, 726240040), (2, 363120020), (4, 181560010), (5, 145248008), (8, 90780005), (10, 72624004), (19, 38223160), (20, 36312002), (29, 25042760), (38, 19111580), (40, 18156001), (58, 12521380), (76, 9555790), (83, 8749880), (95, 7644632), (116, 6260690), (145, 5008552), (152, 4777895), (166, 4374940), (190, 3822316), (232, 3130345), (290, 2504276), (332, 2187470), (380, 1911158), (397, 1829320), (415, 1749976), (551, 1318040), (580, 1252138), (664, 1093735), (760, 955579), (794, 914660), (830, 874988), (1102, 659020), (1160, 626069), (1577, 460520), (1588, 457330), (1660, 437494), (1985, 365864), (2204, 329510), (2407, 301720), (2755, 263608), (3154, 230260), (3176, 228665), (3320, 218747), (3970, 182932), (4408, 164755), (4814, 150860), (5510, 131804), (6308, 115130), (7543, 96280), (7885, 92104), (7940, 91466), (9628, 75430), (11020, 65902), (11513, 63080), (12035, 60344), (12616, 57565), (15086, 48140), (15770, 46052), (15880, 45733), (19256, 37715), (22040, 32951), (23026, 31540), (24070, 30172)]