30710340

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 99066240

約数和(自身を除く): 68355900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 81, 89, 90, 108, 135, 142, 162, 178, 180, 213, 243, 267, 270, 284, 324, 355, 356, 405, 426, 445, 486, 534, 540, 639, 710, 801, 810, 852, 890, 972, 1065, 1068, 1215, 1278, 1335, 1420, 1602, 1620, 1780, 1917, 2130, 2403, 2430, 2556, 2670, 3195, 3204, 3834, 4005, 4260, 4806, 4860, 5340, 5751, 6319, 6390, 7209, 7668, 8010, 9585, 9612, 11502, 12015, 12638, 12780, 14418, 16020, 17253, 18957, 19170, 21627, 23004, 24030, 25276, 28755, 28836, 31595, 34506, 36045, 37914, 38340, 43254, 48060, 56871, 57510, 63190, 69012, 72090, 75828, 86265, 86508, 94785, 108135, 113742, 115020, 126380, 144180, 170613, 172530, 189570, 216270, 227484, 284355, 341226, 345060, 379140, 432540, 511839, 568710, 682452, 853065, 1023678, 1137420, 1535517, 1706130, 2047356, 2559195, 3071034, 3412260, 5118390, 6142068, 7677585, 10236780, 15355170, 30710340]

約数ペア:

[(1, 30710340), (2, 15355170), (3, 10236780), (4, 7677585), (5, 6142068), (6, 5118390), (9, 3412260), (10, 3071034), (12, 2559195), (15, 2047356), (18, 1706130), (20, 1535517), (27, 1137420), (30, 1023678), (36, 853065), (45, 682452), (54, 568710), (60, 511839), (71, 432540), (81, 379140), (89, 345060), (90, 341226), (108, 284355), (135, 227484), (142, 216270), (162, 189570), (178, 172530), (180, 170613), (213, 144180), (243, 126380), (267, 115020), (270, 113742), (284, 108135), (324, 94785), (355, 86508), (356, 86265), (405, 75828), (426, 72090), (445, 69012), (486, 63190), (534, 57510), (540, 56871), (639, 48060), (710, 43254), (801, 38340), (810, 37914), (852, 36045), (890, 34506), (972, 31595), (1065, 28836), (1068, 28755), (1215, 25276), (1278, 24030), (1335, 23004), (1420, 21627), (1602, 19170), (1620, 18957), (1780, 17253), (1917, 16020), (2130, 14418), (2403, 12780), (2430, 12638), (2556, 12015), (2670, 11502), (3195, 9612), (3204, 9585), (3834, 8010), (4005, 7668), (4260, 7209), (4806, 6390), (4860, 6319), (5340, 5751)]