6427980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 21831264

約数和(自身を除く): 15403284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 41, 45, 52, 60, 65, 67, 78, 82, 90, 117, 123, 130, 134, 156, 164, 180, 195, 201, 205, 234, 246, 260, 268, 335, 369, 390, 402, 410, 468, 492, 533, 585, 603, 615, 670, 738, 780, 804, 820, 871, 1005, 1066, 1170, 1206, 1230, 1340, 1476, 1599, 1742, 1845, 2010, 2132, 2340, 2412, 2460, 2613, 2665, 2747, 3015, 3198, 3484, 3690, 4020, 4355, 4797, 5226, 5330, 5494, 6030, 6396, 7380, 7839, 7995, 8241, 8710, 9594, 10452, 10660, 10988, 12060, 13065, 13735, 15678, 15990, 16482, 17420, 19188, 23985, 24723, 26130, 27470, 31356, 31980, 32964, 35711, 39195, 41205, 47970, 49446, 52260, 54940, 71422, 78390, 82410, 95940, 98892, 107133, 123615, 142844, 156780, 164820, 178555, 214266, 247230, 321399, 357110, 428532, 494460, 535665, 642798, 714220, 1071330, 1285596, 1606995, 2142660, 3213990, 6427980]

約数ペア:

[(1, 6427980), (2, 3213990), (3, 2142660), (4, 1606995), (5, 1285596), (6, 1071330), (9, 714220), (10, 642798), (12, 535665), (13, 494460), (15, 428532), (18, 357110), (20, 321399), (26, 247230), (30, 214266), (36, 178555), (39, 164820), (41, 156780), (45, 142844), (52, 123615), (60, 107133), (65, 98892), (67, 95940), (78, 82410), (82, 78390), (90, 71422), (117, 54940), (123, 52260), (130, 49446), (134, 47970), (156, 41205), (164, 39195), (180, 35711), (195, 32964), (201, 31980), (205, 31356), (234, 27470), (246, 26130), (260, 24723), (268, 23985), (335, 19188), (369, 17420), (390, 16482), (402, 15990), (410, 15678), (468, 13735), (492, 13065), (533, 12060), (585, 10988), (603, 10660), (615, 10452), (670, 9594), (738, 8710), (780, 8241), (804, 7995), (820, 7839), (871, 7380), (1005, 6396), (1066, 6030), (1170, 5494), (1206, 5330), (1230, 5226), (1340, 4797), (1476, 4355), (1599, 4020), (1742, 3690), (1845, 3484), (2010, 3198), (2132, 3015), (2340, 2747), (2412, 2665), (2460, 2613)]