31160820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 91445760

約数和(自身を除く): 60284940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 53, 60, 82, 106, 123, 159, 164, 205, 212, 239, 246, 265, 318, 410, 478, 492, 530, 615, 636, 717, 795, 820, 956, 1060, 1195, 1230, 1434, 1590, 2173, 2390, 2460, 2868, 3180, 3585, 4346, 4780, 6519, 7170, 8692, 9799, 10865, 12667, 13038, 14340, 19598, 21730, 25334, 26076, 29397, 32595, 38001, 39196, 43460, 48995, 50668, 58794, 63335, 65190, 76002, 97990, 117588, 126670, 130380, 146985, 152004, 190005, 195980, 253340, 293970, 380010, 519347, 587940, 760020, 1038694, 1558041, 2077388, 2596735, 3116082, 5193470, 6232164, 7790205, 10386940, 15580410, 31160820]

約数ペア:

[(1, 31160820), (2, 15580410), (3, 10386940), (4, 7790205), (5, 6232164), (6, 5193470), (10, 3116082), (12, 2596735), (15, 2077388), (20, 1558041), (30, 1038694), (41, 760020), (53, 587940), (60, 519347), (82, 380010), (106, 293970), (123, 253340), (159, 195980), (164, 190005), (205, 152004), (212, 146985), (239, 130380), (246, 126670), (265, 117588), (318, 97990), (410, 76002), (478, 65190), (492, 63335), (530, 58794), (615, 50668), (636, 48995), (717, 43460), (795, 39196), (820, 38001), (956, 32595), (1060, 29397), (1195, 26076), (1230, 25334), (1434, 21730), (1590, 19598), (2173, 14340), (2390, 13038), (2460, 12667), (2868, 10865), (3180, 9799), (3585, 8692), (4346, 7170), (4780, 6519)]